Wilson, B.
, Tate, D.
and Borkowski, G.
(1946),
Circular of the Bureau of Standards no. 454::proving rings for calibrating testing machines, , National Institute of Standards and Technology, Gaithersburg, MD, [online], https://doi.org/10.6028/NBS.CIRC.454
(Accessed January 12, 2025)
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Circular of the Bureau of Standards no. 454::proving rings for calibrating testing machines
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- NBS CIRC 454
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NBS CIRC 454
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NIST Pubs
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Created January 1, 1946, Updated May 19, 2023