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Photo of Mass Standards Distributed to States
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ca. 1965-1978 On virtual loan from the NIST Office of Weights and Measures |
In the disbursement made to the states in the 1960s and 1970s, the standards of length, mass, and volume were constructed of stainless steel rather than brass as they had been in the past. |
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| ca. 1965-1978 On virtual loan from the NIST Office of Weights and Measures |
![]() Photo of 5 Gallon Stainless Steel Volume Standard Distributed to the States |