F.222 Data Sheet MJS-p-0240

Kolesch, 2832 Triplex, 1905-1911

Serial Number or Date Stamp:

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

General Description: Basic linear polyphase slide rule

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

Front Scales: in || A D [ CI C ] D K || cm < cm >

Back Scales: S L T

Notes: D.R.Patent No. 173660, likely made by Nestler; cm ext. scale in well; advertised in 1907 How to use Slide Rules; owner Everett Gowty, Perry, OK

References: http://public.beuth-hochschule.de/~hamann/sliderules/koles.html

Date Acquired: 01/22/2022