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National Physical Laboratory- Science and Technology in Wartime, Teddington, Middlesex, England, UK, 1944 D23195.jpg

National Physical Laboratory- Science and Technology in Wartime, Teddington, Middlesex, England, UK, 1944 The Metrology Division of the National Physical Laboratory is concerned with maintaining high standards of accuracy regarding measurements, such as length, mass and volume. Here a scientist is testing a machine which has been designed to measure the diameter of both plain and screwed ring gauges.

Автор

Ministry of Information Photo Division Photographer

Атрибуция

http://media.iwm.org.uk/iwm/mediaLib//44/media-44455/large.jpg This phot

Лицензия

Public domain

Источник

https://commons.wikimedia.org/wiki/File:National_Physical_Laboratory-_Science_and_Technology_in_Wartime,_Teddington,_Middlesex,_England,_UK,_1944_D23195.jpg