MAKE A MEME View Large Image MassStandards 021.jpg Museum collection roll F nos 19A and 20A National Institute of Standards and Technology 1901-01-01 National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National Institute ...
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Keywords: MassStandards 021.jpg Museum collection roll F nos 19A and 20A National Institute of Standards and Technology 1901-01-01 National Institute of Standards and Technology PD-USGov-NIST PD-USGov National Bureau of Standards National Institute of Standards and Technology Weights Metrology Kilogram Units of mass Units of measure
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