WITH ANNE SHANNON. I HAVE 11 TUBS ALTOGETHER. DALE RUPERT NEVER SET OUT TO BE A WORLD RECORD HOLDER, BUT WHEN THE RETIRED ELECTRICAL ENGINEER FOUND A BOX OF SLIDE CHARTS IN A USED BOOKSTORE IN 2002, ...
The slide rule, sometimes called a slipstick, was a type of mechanical analog computer. It was and still is, used primarily for multiplication and division, and also for functions such as roots, ...