Department of the Commerce: Bulletin 344: Methods and Apparatus Used in Determining the Gas, Coke, and By-product Making Properties of American Coals (1931)

Department of the Commerce: Bulletin 344: Methods and Apparatus Used in Determining the Gas, Coke, and By-product Making Properties of American Coals (1931)

Fair condition, thin, green softcover.  The cover has discoloration, some scratches. Some pages have wrinkling. Writing at the top of the cover. Text and illustrations throughout are clean, clear, and legible.

V111 89D VR10

V111 89D VR10