1.
Report of the 85th National Conference on Weights and Measures, Richmond, Virginia, July 16-...
by Oppermann, Henry V.
ISBN: 9780160614699
List Price: $24.00
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Report of the 86th National Conference on Weights and Measures, Washington, D. C., July 22-2...
by Oppermann, Henry V.
ISBN: 9780160665899
List Price: $27.00