http://programs.shammel.net/mac/graphics/cad/Screen-Protractor-Mac-Edition/2008-04-21weekly1.00http://programs.shammel.net/mac/graphics/cad/Screen-Calipers-Mac-Edition/2008-04-21weekly1.00http://programs.shammel.net/mac/graphics/cad/Screen-Compass-Mac-Edition/2008-04-21weekly1.00http://programs.shammel.net/Mac/Graphics/CAD/cadcompo2/2010-07-01weekly1.00http://programs.shammel.net/Mac/Graphics/CAD/domuscad-mac/2010-07-03weekly1.00