PICKETT, Santa Barbara, CA / USA (1970) ******************************************************** S C A L E S of the P I C K E T T Model 80 ======================================================== ( one-sided only ) T tan(0.1X); cot(0.1X) K X3 A X2 -------------------------------------------------------- B X2 CI 1/X C X -------------------------------------------------------- D X L lgX S sin(0.1X); cos(0.1X) REMARKS: ======================================================== What a contrast to the old & beautiful aluminum slide rules! This simple & cheap version, made of W H I T E P L A S T I C , it is one of the last models made. It came with an instruction sheet in a soft plastic case. Historical Remarks ... impressum: ******************************************************** © C.HAMANN http://public.BHT-Berlin.de/hamann 08/10/09 |