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Sampling and Measuring Methods for Determining Fineness and Uniformity in Wool
Elroy M. Pohle
Lanoy Nelson Hazel
Henry R. Keller
出版
U.S. Department of Agriculture
, 1947
URL
http://books.google.com.hk/books?id=7bX3ngEACAAJ&hl=&source=gbs_api
