File:Keuffel & Esser slide rule, model 4081-3 (ca. 1940) - Detail.jpg

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Summary

Description

Slide rule -- KEUFFEL & ESSER CO. N.Y.


Date Taken : 2004/12/11

Camera: Canon 10D

Lens: Canon EF 100mm f/2.8 Macro lens

Exposure: f/16 at 1 second, ISO 100


This slide rule is from around 1940. It was used by my father UC Berkeley engineering school from 1940-1942,and later by me in engineering school from 1966-1971.


Note: This slide rule needs alignment.
Date
Source Keuffel & Esser slide rule, model 4081-3
Author s58y

Licensing

w:en:Creative Commons
attribution
This file is licensed under the Creative Commons Attribution 2.0 Generic license.
You are free:
  • to share – to copy, distribute and transmit the work
  • to remix – to adapt the work
Under the following conditions:
  • attribution – You must give appropriate credit, provide a link to the license, and indicate if changes were made. You may do so in any reasonable manner, but not in any way that suggests the licensor endorses you or your use.
This image was originally posted to Flickr by s58y at https://www.flickr.com/photos/45032885@N04/4415406714. It was reviewed on 31 May 2013 by FlickreviewR and was confirmed to be licensed under the terms of the cc-by-2.0.

31 May 2013

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inception

11 December 2004

focal length

100 millimetre

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Date/TimeThumbnailDimensionsUserComment
current21:45, 31 May 2013Thumbnail for version as of 21:45, 31 May 20131,200 × 800 (334 KB)Jacopo Werther{{Information |Description=Slide rule -- KEUFFEL & ESSER CO. N.Y. Date Taken : 2004/12/11 Camera: Canon 10D Lens: Canon EF 100mm f/2.8 Macro lens Exposure: f/16 at 1 second, ISO 100 This slide rule is from around 1940. It was used by my fathe...

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