I still have my "old Calculator", I bought in the early 60s (slide rule), here at the office! many of the younger guys have no clue to what it is, or how it works...!
its the one you use to get 2 x 6 = approximately 11.9999999 on! LOL
Dad and my older sister used a slide rule at University. Brutal!
Engine Test Stand Playlist: https://www.youtube.com/playlist?list=PLwoxyUwptUcdqEb-o2ArqyiUaHW0G_C88 restoring my 1968 Firebird 400 HO convertible (Firedawg) 1965 Pontiac Catalina Safari Wagon 389 TriPower (Catwagon) 1999 JD AWS LX Lawn tractor 17hp (my daily driver) 2006 Sequoia 2017 Murano (wife's car) 202? Electric car 203? 68 Firebird /w electric engine 2007 Bayliner 175 runabout /w 3.0L Mercuiser__________________________________________________________