I have seen this done by calculating distances off items of known dimensions
such as bricks.

 

Pat is right in that railroaders modellers often use these program to
created plan of old structures and rolling stock.

 

yours

 

Dr Iain Stuart

JCIS Consultants

 

P.O. Box 2397

Burwood North,

NSW       2134

 

ph/fx  (02)  97010191

 

HYPERLINK "mailto:[log in to unmask]"[log in to unmask]

HYPERLINK "mailto:[log in to unmask]"[log in to unmask]

 

Check out the website at  HYPERLINK "http://www.jcis.net.au"www.jcis.net.au

 

 


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