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Examination of liquefied petroleum gas liquid-measuring devices : a manual for weight and measures officials
Jensen, Malcolm W.
Bok Engelsk 1965
The examination of weighing equipment : a manual for state and local weights and measures agencies
Malcolm W. Jensen, Ralph W. Smith
Bok Engelsk 1965
Examination of farm milk tanks : a manual for weights and measures officials
Jensen, Malcolm W.
Bok Engelsk 1964
Checking prepackaged commodities : a manual for weights and measure officials
Jensen, Malcolm W.
Bok Engelsk 1959