A Community Devoted to the Preservation and Practice of Celestial Navigation and Other Methods of Traditional Wayfinding
From: Doug MacPherson
Date: 2020 Jun 22, 20:39 -0700
David Thomson's "Lunar and Horary Tables, for New and Concise Methods of Performing The Calculations Necessary for Ascertaining The Longitude By Lunar Observations, or Chronometers". Published by Wm. H. Allen and Co. 7, Leadenhall Street: Oliver and boyd, Edinburgh: and by J. and A. Walker Liverpool. 1835
PRICE TEN SHILLINGS in BOARDS.
From page 3.
"Suppose the Sun's true altitude, west of the meridian, is 34° 0', his declination 10° 0' N and the Latitude fo the place of observation 42° 0' N. required the Apparent Time of observation?"