The Testing of Rubber Goods United States. Bureau of Standards Published: 1921 Total Pages: 134 Get eBook
The Testing of Mechanical Rubber Goods United States. Bureau of Standards Published: 1912 Total Pages: 42 Get eBook
National Directory of Commodity Specifications United States. National Bureau of Standards Published: 1932 Total Pages: 554 Get eBook
United States Government Specification for Portland Cement United States. Bureau of Standards Published: 1912 Total Pages: 640 Get eBook