F.66 Data Sheet MJS-p-0067

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Engineering Instruments, 250-V, c.1960

Serial Number or Date Stamp:

Country: USA

Primary construction material: wd

Case included?: no

General Description: Basic linear beginner/student polyphase slide rule

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

Front Scales: A [ B CI C ] D K

Back Scales: [ S L T ]

Notes: Rule in very good condition

References: http://sliderulemuseum.com/Papers/The_Unique_Lawrence_v3_May_2012.pdf

Date Acquired: 04/30/2020