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A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding

July, 2009

Index includes 375 messages. Sorted by date, recent messages first.

                    
Re: Working a lunar. was: lunar distance in WikipediaNavList Messages31 Jul 2009, 23:26
Re: Distance by Vertical Angle AdaptationGreg Rudzinski31 Jul 2009, 19:36
Re: Distance by Vertical Angle AdaptationGreg Rudzinski31 Jul 2009, 19:12
Re: Periscopic Sextant. Henry Hughes and SonDouglas Simpson31 Jul 2009, 08:49
Re: Periscopic Sextant. Henry Hughes and SonGary LaPook31 Jul 2009, 08:44
Log keepingJeremy C31 Jul 2009, 06:53
Re: Airbus celestial portholeJohn Karl31 Jul 2009, 03:27
Re: Periscopic Sextant. Henry Hughes and SonDouglas Simpson31 Jul 2009, 00:41
Airbus celestial portholeFrank Reed30 Jul 2009, 22:35
Re: Periscopic Sextant. Henry Hughes and SonPaul Brewer30 Jul 2009, 22:28
Re: Periscopic Sextant. Henry Hughes and SonDouglas Denny30 Jul 2009, 21:26
Re: Periscopic Sextant. Henry Hughes and SonGreg Rudzinski30 Jul 2009, 21:16
Re: Periscopic Sextant. Henry Hughes and SonMike N30 Jul 2009, 20:35
Re: Distance by Vertical Angle AdaptationGreg Rudzinski30 Jul 2009, 01:51
Re: Distance by Vertical Angle AdaptationFrank Reed30 Jul 2009, 01:19
Re: Log keepingGreg Rudzinski29 Jul 2009, 23:35
Re: Periscopic Sextant. Henry Hughes and SonDouglas Denny29 Jul 2009, 22:58
Re: On lunars generallyPaul Jackson29 Jul 2009, 18:57
Re: Distance by Vertical Angle AdaptationGreg Rudzinski29 Jul 2009, 13:59
Re: On lunars generallyJeremy C29 Jul 2009, 13:44
Log keepingJeremy C29 Jul 2009, 06:39
Re: Distance by Vertical Angle AdaptationFrank Reed29 Jul 2009, 05:36
Re: Log keepingFrank Reed29 Jul 2009, 02:11
Re: Periscopic Sextant. Henry Hughes and SonDouglas Simpson29 Jul 2009, 01:13
Re: Periscopic Sextant. Henry Hughes and SonDouglas Simpson29 Jul 2009, 00:54
Re: Log keepingGreg Rudzinski28 Jul 2009, 18:52
Log keepingPeter Hakel28 Jul 2009, 18:20
Re: Distance by Vertical Angle AdaptationGreg Rudzinski28 Jul 2009, 17:45
Re: Periscopic Sextant. Henry Hughes and SonPaul Brewer28 Jul 2009, 15:39
Re: Periscopic Sextant. Henry Hughes and SonRonald P Barrett28 Jul 2009, 13:41
A new theoretical and practical treatise on navigationAndrés Ruiz28 Jul 2009, 09:31
Re: Distance by Vertical Angle AdaptationGreg Rudzinski28 Jul 2009, 06:30
Re: Periscopic Sextant. Henry Hughes and SonNavList Messages28 Jul 2009, 05:01
Re: Distance by Vertical Angle AdaptationFrank Reed28 Jul 2009, 04:25
Re: Distance by Vertical Angle AdaptationGreg Rudzinski27 Jul 2009, 14:35
Triangles and equations in navigationAndrés Ruiz27 Jul 2009, 12:14
Re: Distance by Vertical Angle AdaptationMike Bowman27 Jul 2009, 10:25
Re: Distance by Vertical Angle AdaptationGreg Rudzinski27 Jul 2009, 05:04
Distance by Vertical Angle AdaptationGreg Rudzinski26 Jul 2009, 23:00
Re: The BygraveHanno Ix26 Jul 2009, 21:37
Re: The BygraveBrad Morris26 Jul 2009, 17:20
Re: The BygraveGary LaPook26 Jul 2009, 17:03
Re: The BygraveHanno Ix26 Jul 2009, 16:31
Re: The BygraveHanno Ix26 Jul 2009, 16:12
3-armed protractorJeremy C26 Jul 2009, 14:14
Voyage updateJeremy C26 Jul 2009, 14:14
Re: The BygraveW F Jones26 Jul 2009, 12:10
Re: The BygraveBrad Morris26 Jul 2009, 02:55
Re: Port RoyalBill Morris25 Jul 2009, 21:02
Almanac computationsPaul Hirose25 Jul 2009, 20:53
Re: The BygraveHanno Ix25 Jul 2009, 18:54
Re: The BygraveHanno Ix25 Jul 2009, 18:45
Re: The BygraveBrad Morris25 Jul 2009, 18:02
Re: The BygraveBrad Morris25 Jul 2009, 17:41
Useful Nautical Web CalculatorGreg Rudzinski25 Jul 2009, 16:46
Re: Port RoyalHenry Halboth25 Jul 2009, 15:58
Re: Port RoyalGreg Rudzinski25 Jul 2009, 14:30
Port RoyalByron Franklin25 Jul 2009, 02:32
Re: The BygraveHanno Ix25 Jul 2009, 02:24
Re: Working a lunar. was: lunar distance in WikipediaPeter Hakel24 Jul 2009, 23:14
Re: The BygraveHanno Ix24 Jul 2009, 22:54
Re: Working a lunar. was: lunar distance in WikipediaDave Walden24 Jul 2009, 16:16
Re: It's Moon-landing MondayBrad Morris24 Jul 2009, 15:59
Re: The BygraveBrad Morris24 Jul 2009, 15:53
Re: The BygraveHanno Ix24 Jul 2009, 15:36
Re: ebbco sextantIC Payne24 Jul 2009, 07:52
Re: It's Moon-landing MondayFrank Reed24 Jul 2009, 07:17
Re: The BygraveHein Bodahl24 Jul 2009, 07:09
Re: It's Moon-landing MondayFrank Reed24 Jul 2009, 07:01
Re: It's Moon-landing MondayFrank Reed24 Jul 2009, 06:22
Re: Kollsman periscopic pendulous sextantNavList Messages24 Jul 2009, 06:17
Re: Working a lunar. was: lunar distance in WikipediaFrank Reed24 Jul 2009, 06:11
Plotting in TrueLu Abel24 Jul 2009, 03:49
Re: The BygraveDave Walden23 Jul 2009, 23:41
Re: The BygraveHanno Ix23 Jul 2009, 23:30
Re: Working a lunar. was: lunar distance in WikipediaNavList Messages23 Jul 2009, 20:49
Re: The BygraveDave Walden23 Jul 2009, 19:00
Re: The BygraveAndrew Corl23 Jul 2009, 18:25
Re: The BygraveHanno Ix23 Jul 2009, 18:17
Re: Arg 1 Ww 11 U Boat Navigation Device Ebay Item Number: 370193239339Brad Morris23 Jul 2009, 18:07
Re: Collimation testThomas Kleemann23 Jul 2009, 17:50
Re: Arg 1 Ww 11 U Boat Navigation Device Ebay Item Number: 370193239339Dave Walden23 Jul 2009, 17:40
Re: IFR by the Sun and Stars (from AVWeb)Ronald P Barrett23 Jul 2009, 13:36
IFR by the Sun and Stars (from AVWeb)Richard B. Langley23 Jul 2009, 12:33
Re: ebbco sextantClive Sutherland23 Jul 2009, 11:14
Re: Almanac accuracyDouglas Denny23 Jul 2009, 10:10
Re: ebbco sextantIC Payne23 Jul 2009, 09:05
Re: Fw: Grounding of cruiser PORT ROYALFrank Reed23 Jul 2009, 03:05
Re: ebbco sextantKen Gebhart23 Jul 2009, 03:01
Re: ebbco sextantHewitt Schlereth23 Jul 2009, 02:18
Re: The BygraveDave Walden23 Jul 2009, 02:15
Re: ebbco sextantFrank Reed23 Jul 2009, 01:04
Re: The BygraveGary LaPook23 Jul 2009, 00:27
Re: Fw: Grounding of cruiser PORT ROYALLu Abel22 Jul 2009, 20:49
50mm DSLR Camera Celestial Exercise SolutionGreg Rudzinski22 Jul 2009, 19:20
Ebbco sextantS Selckmann22 Jul 2009, 17:20
Re: BygravesHewitt Schlereth22 Jul 2009, 15:56
Re: BygravesBrad Morris22 Jul 2009, 14:31
Re: BygravesRob M22 Jul 2009, 13:57
Hughes periscopic sextantDouglas Simpson22 Jul 2009, 07:01
Re: Fw: Grounding of cruiser PORT ROYALFrank Reed22 Jul 2009, 06:04
Re: It's Moon-landing MondayGreg Rudzinski21 Jul 2009, 21:39
Re: It's Moon-landing MondayLu Abel21 Jul 2009, 18:31
Re: BygravesHanno Ix21 Jul 2009, 17:18
Re: It's Moon-landing MondayGreg Rudzinski21 Jul 2009, 17:09
Wasting Away in Keuffel & Esser-villeHewitt Schlereth21 Jul 2009, 16:47
Re: Collimation testGary LaPook21 Jul 2009, 16:29
Re: BygravesMartin T21 Jul 2009, 16:24
Re: It's Moon-landing MondayPeter Hakel21 Jul 2009, 16:10
Re: It's Moon-landing MondayBrad Morris21 Jul 2009, 15:53
Re: It's Moon-landing MondayGreg Rudzinski21 Jul 2009, 14:29
Re: It's Moon-landing MondayGreg Rudzinski21 Jul 2009, 14:16
Re: It's Moon-landing MondayBrad Morris21 Jul 2009, 12:59
Re: Collimation testGary LaPook21 Jul 2009, 12:17
Old Hawaiian DatumFrank Reed21 Jul 2009, 12:13
Re: It's Moon-landing MondayFrank Reed21 Jul 2009, 08:00
Re: It's Moon-landing MondayFrank Reed21 Jul 2009, 07:54
Re: It's Moon-landing MondayFrank Reed21 Jul 2009, 07:36
Re: Collimation testBill Morris21 Jul 2009, 04:54
Re: It's Moon-landing MondayLu Abel21 Jul 2009, 02:36
Collimation testThomas Kleemann20 Jul 2009, 23:27
Re: It's Moon-landing MondayBrad Morris20 Jul 2009, 19:11
Re: It's Moon-landing MondayGreg Rudzinski20 Jul 2009, 17:02
Wasting Away in Keuffel & Esser VilleHewitt Schlereth20 Jul 2009, 14:53
Re: It's Moon-landing MondayBrad Morris20 Jul 2009, 13:37
Re: It's Moon-landing MondayFrank Reed20 Jul 2009, 12:04
It's Moon-landing MondayFrank Reed20 Jul 2009, 11:35
Re: Almanac accuracyPaul Hirose19 Jul 2009, 22:46
Re: "Marine Navigation" by Weems. was: Re: "A history of marine navigation" by Per CollinderGary LaPook19 Jul 2009, 18:15
Re: BygravesHanno Ix18 Jul 2009, 18:36
Re: Almanac accuracy, WAS: Re: HughesTables.Peter Hakel18 Jul 2009, 17:51
Re: Almanac accuracy, WAS: Re: HughesTables.Douglas Denny18 Jul 2009, 14:40
Re: Fw: Grounding of cruiser PORT ROYALFrank Reed18 Jul 2009, 13:25
Re: Almanac accuracy, WAS: Re: HughesTables.Frank Reed18 Jul 2009, 03:08
Re: Almanac accuracy, WAS: Re: HughesTables.Douglas Denny18 Jul 2009, 01:10
Re: Almanac accuracy, WAS: Re: HughesTables.Douglas Denny18 Jul 2009, 00:47
Re: micrometersextants.Wolfgang Köberer17 Jul 2009, 20:46
Re: Almanac accuracy, WAS: Re: HughesTables.Peter Hakel17 Jul 2009, 20:33
Re: Fw: Grounding of cruiser PORT ROYALScott Owen17 Jul 2009, 20:22
Re: micrometer sextants.Brad Morris17 Jul 2009, 19:36
Re: Almanac accuracy, WAS: Re: HughesTables.Dave Walden17 Jul 2009, 19:33
Re: micrometersextants.Wolfgang Köberer17 Jul 2009, 19:25
Re: micrometer sextants.Wolfgang Köberer17 Jul 2009, 19:20
Re: "A history of marine navigation" by Per Collinder,and NeckamGeorge Huxtable17 Jul 2009, 17:29
Almanac accuracy, WAS: Re: HughesTables.Peter Hakel17 Jul 2009, 17:20
Re: "A history of marine navigation" by Per Collinder,and NeckamKen Muldrew17 Jul 2009, 15:32
Re: Fw: Grounding of cruiser PORT ROYALHewitt Schlereth17 Jul 2009, 13:17
Re: Fw: Grounding of cruiser PORT ROYALBrad Morris17 Jul 2009, 12:57
Re: Hughes Tables.Douglas Denny17 Jul 2009, 09:51
Re: "A history of marine navigation" by Per Collinder,and NeckamGeorge Huxtable17 Jul 2009, 09:35
Re: Hughes Tables.Dave Walden17 Jul 2009, 06:42
Re: Hughes Tables.Dave Walden17 Jul 2009, 06:38
Re: Hughes Tables.Douglas Denny17 Jul 2009, 05:55
Re: Hughes Tables.Dave Walden17 Jul 2009, 05:33
Re: Hughes Tables.Douglas Denny17 Jul 2009, 04:05
Re: Fw: Grounding of cruiser PORT ROYALLu Abel17 Jul 2009, 03:58
Re: Fw: Grounding of cruiser PORT ROYALLu Abel17 Jul 2009, 03:06
Re: BygravesBill Morris17 Jul 2009, 02:59
Re: Lunars: an epitaph and an obituaryFrank Reed17 Jul 2009, 01:48
Re: BygravesHanno Ix17 Jul 2009, 00:29
Re: BygravesGary LaPook16 Jul 2009, 23:45
Re: BygravesBrad Morris16 Jul 2009, 19:50
BygravesHanno Ix16 Jul 2009, 18:09
50mm DSLR Camera Celestial ExerciseGreg Rudzinski16 Jul 2009, 17:13
Re: Lunars: an epitaph and an obituaryFred Hebard16 Jul 2009, 13:10
Re: Fw: Grounding of cruiser PORT ROYALFred Hebard16 Jul 2009, 12:53
Re: Lunars: an epitaph and an obituaryNavList Messages16 Jul 2009, 09:03
Re: On lunars generallyGeoffrey Kolbe16 Jul 2009, 07:02
Re: Testing sextants in 1885Bill Morris16 Jul 2009, 06:41
Re: Testing sextants in 1885Frank Reed16 Jul 2009, 04:02
Re: Fw: Grounding of cruiser PORT ROYALHenry Halboth16 Jul 2009, 03:50
Re: Testing sextants in 1885Henry Halboth16 Jul 2009, 03:38
Re: Testing sextants in 1885Frank Reed16 Jul 2009, 03:31
Lunars: an epitaph and an obituaryFrank Reed16 Jul 2009, 03:24
Re: Testing sextants in 1885Bill Morris16 Jul 2009, 03:04
Re: Fw: Grounding of cruiser PORT ROYALBill Morris16 Jul 2009, 03:00
Re: On lunars generallyFrank Reed16 Jul 2009, 02:40
Testing sextants in 1885Frank Reed16 Jul 2009, 02:06
Re: Hughes Tables.Dave Walden16 Jul 2009, 01:41
Re: Fw: Grounding of cruiser PORT ROYALGeorge Huxtable15 Jul 2009, 20:27
Re: Fw: Grounding of cruiser PORT ROYALHenry Halboth15 Jul 2009, 19:20
Re: Fw: Grounding of cruiser PORT ROYALLu Abel15 Jul 2009, 15:58
Re: Fw: Grounding of cruiser PORT ROYALGreg Rudzinski15 Jul 2009, 15:37
Re: Fw: Grounding of cruiser PORT ROYALFrank Reed15 Jul 2009, 04:02
Re: Fw: Grounding of cruiser PORTROYALHenry Halboth15 Jul 2009, 03:43
Re: Fw: Grounding of cruiser PORT ROYALFred Hebard14 Jul 2009, 20:39
Re: Fw: Grounding of cruiser PORT ROYALBrad Morris14 Jul 2009, 18:09
Fw: Grounding of cruiser PORT ROYALGeorge Huxtable14 Jul 2009, 17:27
Re: "Marine Navigation" by Weems. was: Re: "A history of marine navigation" by Per CollinderDouglas Denny13 Jul 2009, 20:40
Re: "Marine Navigation" by Weems. was: Re: "A history of marine navigation" by Per CollinderBrad Morris13 Jul 2009, 17:07
Re: Possible outages: fer3.com maintenanceFrank Reed13 Jul 2009, 03:50
Hughes Tables.NavList Messages12 Jul 2009, 18:15
Re: Assumed altitude methodDave Walden12 Jul 2009, 11:47
Re: Assumed altitude methodPeter Fogg12 Jul 2009, 07:07
Re: "Marine Navigation" by Weems. was: Re: "A history of marine navigation" by Per CollinderNavList Messages12 Jul 2009, 00:32
Re: "Marine Navigation" by Weems. was: Re: "A history of marine navigation" by Per CollinderDave Walden12 Jul 2009, 00:31
"Marine Navigation" by Weems. was: Re:"A history of marine navigation" by Per CollinderGeorge Huxtable11 Jul 2009, 23:02
Re: The Noon FixPeter Hakel11 Jul 2009, 17:18
Re: "A history of marine navigation" by Per CollinderFrank Reed11 Jul 2009, 11:50
Re: "A history of marinenavigation" by Per CollinderWolfgang Köberer11 Jul 2009, 10:28
Re: "A history of marine navigation" by Per CollinderNicolàs de Hilster11 Jul 2009, 07:13
Re: "A history of marine navigation" by Per CollinderGeorge Huxtable11 Jul 2009, 06:56
Re: The Noon FixJames N Wilson11 Jul 2009, 03:29
"A history of marine navigation" by Per CollinderDave Walden11 Jul 2009, 01:06
Re: Manufacture new Bygraves?Hanno Ix10 Jul 2009, 23:01
Re: Manufacture new Bygraves?Gary LaPook10 Jul 2009, 22:43
Re: Assumed altitude methodDave Walden10 Jul 2009, 21:50
Re: Manufacture new Bygraves?Gary LaPook10 Jul 2009, 21:06
Re: Manufacture new Bygraves?Hanno Ix10 Jul 2009, 18:13
Re: "Vernier acuity" of horizon IC testsNicolàs de Hilster10 Jul 2009, 11:30
Re: "Vernier acuity" of horizon IC testsBill Morris10 Jul 2009, 10:28
Re: "Vernier acuity" of horizon IC testsNicolàs de Hilster10 Jul 2009, 08:53
IC tests and magnificationFrank Reed10 Jul 2009, 07:31
Re: Starting new threadsFrank Reed10 Jul 2009, 07:06
Re: Assumed altitude methodFrank Reed10 Jul 2009, 06:53
Re: On lunars generallyFrank Reed10 Jul 2009, 06:52
Re: Shipwreck of Admiral ShovellFrank Reed10 Jul 2009, 06:25
Re: "Vernier acuity" of horizon IC testsFrank Reed10 Jul 2009, 05:09
Re: Manufacture new Bygraves?Richard M Pisko10 Jul 2009, 04:13
Re: Manufacture new Bygraves?Gary LaPook10 Jul 2009, 03:50
Re: Manufacture new Bygraves?Gary LaPook10 Jul 2009, 03:24
Re: Manufacture new Bygraves?Gary LaPook10 Jul 2009, 03:06
Re: Manufacture new Bygraves?Bill Morris10 Jul 2009, 02:36
Re: Manufacture new Bygraves?Thomas Kleemann9 Jul 2009, 23:23
Re: Manufacture new Bygraves?Thomas Kleemann9 Jul 2009, 22:50
Re: Assumed altitude methodDave Walden9 Jul 2009, 22:11
Re: Manufacture new Bygraves?NavList Messages9 Jul 2009, 20:31
Re: Manufacture new Bygraves?Brad Morris9 Jul 2009, 20:04
Re: Manufacture new Bygraves?Geoffrey Kolbe9 Jul 2009, 19:32
Re: Manufacture new Bygraves?Brad Morris9 Jul 2009, 19:01
Re: "Attainment of Precision"article (1964)Wolfgang Köberer9 Jul 2009, 18:59
Re: Manufacture new Bygraves?Gary LaPook9 Jul 2009, 18:26
Re: "Attainment of Precision" article (1964)Andrés Ruiz9 Jul 2009, 14:33
Re: Manufacture new Bygraves?Brad Morris9 Jul 2009, 13:23
Nautical Almanac Concise MethodDave Walden9 Jul 2009, 13:22
Re: Manufacture new Bygraves?Brad Morris9 Jul 2009, 13:16
Re: Manufacture new Bygraves?Gary LaPook9 Jul 2009, 11:05
Re: Manufacture new Bygraves?Bill Morris9 Jul 2009, 05:55
Possible outages: fer3.com maintenanceFrank Reed9 Jul 2009, 05:04
Re: Manufacture new Bygraves?Gary LaPook9 Jul 2009, 03:19
Re: Manufacture new Bygraves?Hanno Ix9 Jul 2009, 01:59
Celestial navigation graphicFrank Reed8 Jul 2009, 23:35
Re: "Attainment of Precision" article (1964)Thomas Kleemann8 Jul 2009, 21:58
Re: Manufacture new Bygraves?Thomas Kleemann8 Jul 2009, 21:21
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski8 Jul 2009, 17:05
Re: Bygrave formula accuracy on 10 inch slide ruleHanno Ix8 Jul 2009, 17:05
Re: The BygraveHanno Ix8 Jul 2009, 16:53
Re: "Attainment of Precision" article (1964)Gary LaPook8 Jul 2009, 11:37
Re: "Attainment of Precision" article (1964)George Huxtable8 Jul 2009, 11:12
Re: "Vernier acuity" of horizon IC testsBill B8 Jul 2009, 09:57
Re: "Attainment of Precision" article (1964)Nicolàs de Hilster8 Jul 2009, 09:08
Re: "Vernier acuity" of horizon IC testsGeorge Huxtable8 Jul 2009, 08:45
Re: On lunars generallyGeoffrey Kolbe8 Jul 2009, 05:51
Re: Accuracy of BygraveGary LaPook8 Jul 2009, 05:47
Shipwreck of Admiral ShovellGary LaPook8 Jul 2009, 05:45
Re: "Vernier acuity" of horizon IC testsBill Morris8 Jul 2009, 05:28
The shipwreck of Admiral ShovellGary LaPook8 Jul 2009, 05:24
Re: Bygrave formula accuracy on 10 inch slide ruleGary LaPook8 Jul 2009, 05:06
Re: On lunars generallyFrank Reed8 Jul 2009, 04:39
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski8 Jul 2009, 03:46
Re: Starting new threadsJames N Wilson8 Jul 2009, 03:27
Re: Starting new threadsScott Owen8 Jul 2009, 03:18
Re: On lunars generallyFrank Reed8 Jul 2009, 03:12
Re: The BygraveGary LaPook8 Jul 2009, 01:55
Re: The BygraveHanno Ix8 Jul 2009, 00:01
Re: On lunars generallyHenry Halboth7 Jul 2009, 17:02
Re: Manufacture new Bygraves?Ken Gebhart7 Jul 2009, 13:43
Re: Manufacture new Bygraves?Brad Morris7 Jul 2009, 13:16
Re: Manufacture new Bygraves?Brad Morris7 Jul 2009, 13:14
Re: "Vernier acuity" of horizon IC testsBill Morris7 Jul 2009, 10:28
Re: "Vernier acuity" of horizon IC testsDouglas Denny7 Jul 2009, 08:19
Re: On lunars generallyDouglas Denny7 Jul 2009, 08:07
Re: "Vernier acuity" of horizon IC testsGeorge Huxtable7 Jul 2009, 07:57
Re: "Vernier acuity" of horizon IC testsDouglas Denny7 Jul 2009, 07:31
Re: "Vernier acuity" of horizon IC testsBill B7 Jul 2009, 06:54
Re: "Vernier acuity" of horizon IC testsFrank Reed7 Jul 2009, 06:39
Re: "Vernier acuity" of horizon IC testsBill Morris7 Jul 2009, 05:51
Re: The BygraveGary LaPook7 Jul 2009, 05:28
Re: On lunars generallyGeoffrey Kolbe7 Jul 2009, 05:21
Re: Starting new threadsGary LaPook7 Jul 2009, 04:36
Re: The shipwreck of Admiral ShovellFrank Reed7 Jul 2009, 03:59
Re: "Vernier acuity" of horizon IC testsFrank Reed7 Jul 2009, 03:37
Re: "Attainment of Precision" article (1964)Frank Reed7 Jul 2009, 03:26
Re: "Vernier acuity" of horizon IC testsFrank Reed7 Jul 2009, 03:19
Re: The BygraveFrank Reed7 Jul 2009, 03:10
On lunars generallyFrank Reed7 Jul 2009, 02:50
Re: Accuracy of BygraveKen Gebhart7 Jul 2009, 02:50
Re: Star-star distances for arc errorFrank Reed7 Jul 2009, 01:18
Re: Starting new threadsJames N Wilson7 Jul 2009, 01:08
Re: "Attainment of Precision" article (1964)Douglas Denny6 Jul 2009, 22:31
Bygrave formula accuracy on 10 inch slide rulePaul Hirose6 Jul 2009, 22:19
Re: "Vernier acuity" of horizon IC testsBill Morris6 Jul 2009, 22:08
Re: "Vernier acuity" of horizon IC testsDouglas Denny6 Jul 2009, 20:42
Re: Accuracy of BygraveGary LaPook6 Jul 2009, 19:28
Re: Starting new threadsScott Owen6 Jul 2009, 19:09
Re: Accuracy of BygraveGary LaPook6 Jul 2009, 18:01
Flight navigation reference worksGary LaPook6 Jul 2009, 17:56
Re: The shipwreck of Admiral ShovellGeoffrey Butt6 Jul 2009, 17:56
Re: Star-star distances for arc errorBill B6 Jul 2009, 09:51
Re: Accuracy of BygraveGeorge Huxtable6 Jul 2009, 08:59
Re: Manufacture new Bygraves?Bill B6 Jul 2009, 08:55
Re: Accuracy of BygraveGary LaPook6 Jul 2009, 07:05
Re: Accuracy of BygraveGary LaPook6 Jul 2009, 06:24
Accuracy of BygraveGary LaPook6 Jul 2009, 05:49
Re: Manufacture new Bygraves?Gary LaPook6 Jul 2009, 05:34
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski6 Jul 2009, 03:53
Re: Manufacture new Bygraves?Hanno Ix6 Jul 2009, 03:46
Re: "Attainment of Precision" article (1964)James N Wilson6 Jul 2009, 01:23
Re: "Vernier acuity" of horizon IC testsDouglas Denny5 Jul 2009, 22:31
Re: "Vernier acuity" of horizon IC testsDouglas Denny5 Jul 2009, 20:07
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski5 Jul 2009, 19:57
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski5 Jul 2009, 14:35
Re: Manufacture new Bygraves?Gary LaPook5 Jul 2009, 14:28
Re: The BygraveGary LaPook5 Jul 2009, 14:00
Re: "Vernier acuity" of horizon IC testsDouglas Denny5 Jul 2009, 11:10
Re: "Vernier acuity" of horizon IC testsGeorge Huxtable5 Jul 2009, 10:19
Re: Starting new threadsGary LaPook5 Jul 2009, 02:03
Re: The BygraveDouglas Denny5 Jul 2009, 02:01
Re: Star-star distances for arc errorFrank Reed5 Jul 2009, 01:27
Re: "Vernier acuity" of horizon IC testsFrank Reed5 Jul 2009, 01:09
Appy Day is here againFrank Reed5 Jul 2009, 00:07
Re: "Vernier acuity" of horizon IC testsGreg Rudzinski4 Jul 2009, 23:47
"Vernier acuity" of horizon IC testsFrank Reed4 Jul 2009, 21:44
Re: Dollar Store Sextant ImprovedPeter Fogg4 Jul 2009, 21:38
Dollar Store Sextant ImprovedGreg Rudzinski4 Jul 2009, 21:35
Re: "Attainment of Precision" article (1964)Frank Reed4 Jul 2009, 21:19
Re: Starting new threadsFrank Reed4 Jul 2009, 21:05
Re: Manufacture new Bygraves?Gary LaPook4 Jul 2009, 20:59
Re: Manufacture new Bygraves?Ken Gebhart4 Jul 2009, 18:50
Re: "Attainment of Precision" article (1964)George Huxtable4 Jul 2009, 16:23
Re starting new threadsPaul Brewer4 Jul 2009, 11:47
Re: Starting new threadsBill B4 Jul 2009, 08:34
Re: Star-star distances for arc errorPaul Hirose4 Jul 2009, 07:05
Re: Star-star distances for arc errorFrank Reed4 Jul 2009, 03:42
"Attainment of Precision" article (1964)Frank Reed4 Jul 2009, 03:30
Re: Star-star distances for arc errorHenry Halboth4 Jul 2009, 03:19
Re: Manufacture new Bygraves?Peter Fogg4 Jul 2009, 01:33
Re: Starting new threadsFrank Reed4 Jul 2009, 01:07
Re: Starting new threadsFrank Reed4 Jul 2009, 00:58
Re: Eyesight dangers using telescopesFrank Reed4 Jul 2009, 00:49
Re: The BygraveFrank Reed4 Jul 2009, 00:41
Re: Star-star distances for arc errorFrank Reed4 Jul 2009, 00:22
Re: Manufacture new Bygraves?Frank Reed3 Jul 2009, 23:49
Re: Star-star distances for arc errorBill Morris3 Jul 2009, 20:36
Re: Manufacture new Bygraves?Gary LaPook3 Jul 2009, 20:32
Re: Manufacture new Bygraves?Gary LaPook3 Jul 2009, 20:29
Re: Manufacture new Bygraves?Gary LaPook3 Jul 2009, 20:02
Re: Manufacture new Bygraves?Tom Sult3 Jul 2009, 18:45
Re: Manufacture new Bygraves?Hanno Ix3 Jul 2009, 18:20
Assumed altitude methodDave Walden3 Jul 2009, 17:59
Re: Manufacture new Bygraves?Greg Rudzinski3 Jul 2009, 16:40
Re: Manufacture new Bygraves?Tom Sult3 Jul 2009, 15:12
Re: Manufacture new Bygraves?Douglas Denny3 Jul 2009, 08:11
Re: Star-star distances for arc errorDouglas Denny3 Jul 2009, 07:58
Re: Manufacture new Bygraves?Bill Morris3 Jul 2009, 07:18
Re: Star-star distances for arc errorFrank Reed3 Jul 2009, 03:44
Re: Dollar Store SextantPaul Jackson3 Jul 2009, 01:10
Dollar Store SextantGreg Rudzinski3 Jul 2009, 00:53
Periscopic Sextant. Henry Hughes and SonDouglas Denny2 Jul 2009, 23:07
Hughes Vs. Bendix Patent court case.Douglas Denny2 Jul 2009, 22:38
Re: The BygraveTom Sult2 Jul 2009, 13:43
Re: The BygraveFrank Reed2 Jul 2009, 10:48
Re: The BygraveDouglas Denny2 Jul 2009, 08:22
Re: The BygraveDouglas Denny1 Jul 2009, 21:41
Re: Magnifiers for K&E slide rulesHewitt Schlereth1 Jul 2009, 17:03
Re: Magnifiers for K&E slide rulesGreg Rudzinski1 Jul 2009, 16:35
Re: Magnifiers for K&E slide rulesHewitt Schlereth1 Jul 2009, 15:50
Re: Magnifiers for K&E slide rulesGary LaPook1 Jul 2009, 15:47
Magnifiers for K&E slide rulesHewitt Schlereth1 Jul 2009, 11:55
Re: Starting new threadsGeorge Huxtable1 Jul 2009, 10:24
Re: Starting new threadsM v Noorden1 Jul 2009, 06:52
Re: Starting new threadsFrank Reed1 Jul 2009, 05:06
Re: Eyesight dangers using telescopesKen Gebhart1 Jul 2009, 03:07
Re: Star-star distances for arc errorFrank Reed1 Jul 2009, 02:58
Re: Basics of computing sunrise/sunsetFrank Reed1 Jul 2009, 02:51

Index includes 375 messages.

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