Since 1952, the Alcott Calculator Company has designed and published some of the most popular Slide-Charts and Wheel-Charts ever made. The Steel Weight Finder and the Structural Steel Detail Guide are the two most widely used guides of their kind in the world. Our new web site will bring together a variety of new and interesting slide-charts, wheel-charts and calculators from many sources for your convenience.
NEW! Create your own Slide-Chart Marketing Program.