slide rule
Date: circa 1959
Inventory Number: 2004-1-0400
Classification: Slide Rule
Subject:
Maker: Pickett & Eckel, Inc. (1943-1985)
Cultural Region:
Place of Origin:
Dimensions:
4.4 × 30.9 × 0.8 cm (1 3/4 × 12 3/16 × 5/16 in.)
Description:
This all-metal slide rule has a number of scales. They are: K A [B ST T S C] D DI; on the other side: L DF [CF DIF CI C] D DI. From the scales (and the name of the model), this slide rule was used mostly for trigonometric calculations.
Signedon slider: PICKETT / Made in U.S.A.
on slider: PICKETT / Santa Barbara, Calif.
on slider: PICKETT / Santa Barbara, Calif.
Inscribedon slider: Copyright 1959 © / Patent Applied for
on slider: Model / N1010-T / TRIG
on slider: Model / N1010-T / TRIG