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Slide Rule

1994/018

Faber-Castell engineer’s slide rule

1965

 

SKU: 1994/018 Categories: , ,

Description

Engineer’s slide rule complete with separate magnifying glass mounted in a folding frame for attaching to the cursor (1965).

A conventional log/log slide rule used for multiplication division etc. The magnifying glass which is a rare accessory significantly improves the users ability to read the scales.

[The mark “765” is the date code used by Faber-Castell for July 1965.]

A comprehensive guide to A.W. Faber and A.W. Faber-Castell Slide Rule Models, Types and Scales can be found at https://www.rechenschieber.org/wordpress/wp-content/uploads/2022/03/Rechenschieber_Faber-Castell_ed8_1.pdf. Page 101 of this guide refers to this magifying cursor.

Additional information

Acquisition Number

1997/018
Item Type

Short Description

Faber-Castell slide rule
Manufactured by

Date of Manufacture

1965
Sub-items

Case for slide rule. Magnifying glass with plastic wallet.
Supporting Items

None
Makers Number

None
Marks

None, Slide rule: "765" and "AWT" (etched by hand). Magnifying glass: "Nr. 3L". Plastic wallet for magnifying glass: "3L".
Dimensions (mm)

Slide rule: 300 x 39 x 11; Magnifier: 50 x 36
Donor

Date Donated

November 1994
Materials

Wood, white metal, plastic laminate and glass
Condition

Good
Display Location

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