Standard reference materials
U.S. National Bureau of Standards; [for sale by the Supt. of Docs., U.S. Govt. Print. Off.]
E.S. Gladney ... [et al.]
U.S. Dept. of Commerce, National Bureau of Standards 1987 NBS special publication 260-111 , Standard reference materials
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Office of Standard Reference Materials, Institute for Materials Research, National Bureau of Standards
U.S. Dept. of Commerce, National Bureau of Standards 1973 NBS special publication 260 , Standard reference materials
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