JOURNAL of the JAPANESE SOCIETY of AGRICULTURAL MACHINERY
Online ISSN : 1884-6025
Print ISSN : 0285-2543
ISSN-L : 0285-2543
On a Method of measuring the Output of those labouring with Farm Implements and Machines by Human Power (The one)
S. Tanaka
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1939 Volume 3 Issue 1 Pages 1-60

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© The Japanese Society of Agricultural Machinery
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