Trackers tool

[munkiboi182]

This may have ben done already but i figured it would be useful for any trackers if not. just click on the image in the link and print as many as you like

http://destinysagent.wordpress.com/2009/10/04/forensic-rulers/

 

[21st century pict]

For photography and scale Aye! the right-angled one would be perfect, But yes, very CSI, Mr Bond.