F.330 Data Sheet MJS-p-0265

UIF Shanghai, 4083-3, 1939-1947

Serial Number or Date Stamp:

Country: CHN Primary construction material: wd Case included?: yes

General Description: Advanced linear log-log vector/hyperbolic duplex slide rule

Length of 1 decade = 10 in, and overall scale length = 10 in. The largest physical dimension is 10 in.

Front Scales: L LL1 DF [ CF CIF CI C ] D LL3 LL2

Back Scales: LL0 LL00 A [ B T ST S ] D Th Sh2 Sh1

Notes: Chinese-made copy of K&E 4083-3 Vector Rule; paper (copy of K&E layout) on wood; no cursor; exact same rule presented by Clay Castleberry in JOS paper 15.1p36 (see refs.)

References: JOS 14.2 p59 (2005), 15.1 p36 (2006)

Date Acquired: 06/20/2022