A typical ten-inch student slide rule (Pickett N902-T simplex trig) (via Wikipedia)

Annals of High Tech: The Slide Rule


At the risk of being characterized as an old fart, WC introduces a sometime feature describing various items of technology that were state of the art in his lifetime, but have also vanished in his lifetime. Think of it as a chronicle of change. We’ll start with the slide rule. Invented by Reverend¬†William Oughtred in…