From: James P Crombie 
To: Atm List 
Reply-To: James P Crombie 


http://www.pennyfarthingtools.co.uk/wn_metalwork_pic_04.htm
also known as Trammel points, used in laying out large circles in machine shops

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James P Crombie

Summerside                   Machinist
Prince Edward Island         Amateur Astonomer
Canada                       3D Designer

E-mail                       jpcrombie{at}pei.eastlink.ca
Astronomy webpage            http://users.eastlink.ca/~jpcrombie/
Rhinoceros 3D webpage        http://users.eastlink.ca/~jpcrombie/rhino/

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