F.118 Data Sheet MJS-p-0097

Hemmi, 258, 1958

Serial Number or Date Stamp: IL

Country: JPN Primary construction material: bb Case included?: yes

General Description: Advanced linear log-log duplex slide rule

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

Front Scales: LL0 LL00 K DF [ CF CIF CI C ] D R1 R2 L

Back Scales: LL01 LL02 LL03 [ T ST S C ] D LL3 LL2 LL1

Notes: Post 1460; case in very nice condition; owner Joseph A. Haertle, General Motors,co-author Computer Modeling in New Vehicle Design, Raymond G. Fischer and Joseph A. Haertle, SAE Transactions, Vol. 93, Section 4: 840772––841109 (1984), pp. 235-240.

References: http://sliderulemuseum.com/SR_Dates.htm#Hemmi, http://www.sphere.bc.ca/test/post.html

Date Acquired: 08/01/2020