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Let me add, that you can use quadruled paper found in most any Office Depot
or Staples. It is in pad form and used by engineers and statisticians.

The squares come in two sizes, and would facilitate the construction of any
small area plotting sheet.

Joel Jacobs

----- Original Message -----
From: "yourname here - Henry Halboth" 
To: 
Sent: Wednesday, January 28, 2004 11:55 AM
Subject: Re: DIY plotting charts


> To the group:
>
> The following may be used to construct a practical plotting area most
> anywhere .......
>
> 1. Construct horizontal (mid-latitude) and intersecting vertical at
> mid-length (central meridian).
>
> 2. Construct at the above intersection an angle in degrees equal to the
> mid-latitude and extend hypotenuse thus established to 60/16" = 3-12/16".
>
> 3. Distance between parallels of latitude may now be constructed as a
> constant 3-12/16".
>
> 4. Distance between meridians may now be constructed as equal to the
> horizontal distance from initial vertical to the extremity of the
> constructed hypotenuse.
>
> 5. You now have a practical plotting sheet on a scale of 1/16" to the
> minute of latitude and may use your 1/16" ruler as a scale for plotting.
>
> This method can be employed in your notebook, logbook, or whatever.
>
> Regards to all.
>
>                                                 Henry

   

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