F.164 Data Sheet 164

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K&E, 4094, 1951

Serial Number or Date Stamp: 590068

Country: USA

Primary construction material: wd

Case included?: yes

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

Front Scales: in /| DF [ CF CI C ] D || cm

Back Scales:

Notes: Merchants Rule, excellent condition; case, too; my 100-th slide rule!

References: http://www.mccoys-kecatalogs.com/keserialnumbers/Dating-2.htm

Date Acquired: 08/01/2020