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Testing gear lubricants, 1920

Testing gear lubricants, 1920

V310/0128

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Credit

NATIONAL PHYSICAL LABORATORY (C) CROWN COPYRIGHT / SCIENCE PHOTO LIBRARY NATIONAL PHYSICAL LABORATORY (C) CROWN COPYRIGHT / SCIENCE PHOTO LIBRARY

Caption

Testing gear lubricants. Technicians assessing the quality of various lubricant oils in a Lanchester worm gear machine. Photographed at the National Physical Laboratory, Teddington, UK, in 1920.

Release details

Model release not available. Property release not required.

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