Item #43657 CONTRIBUTIONS TO ECONOMIC GEOLOGY 1911, PART II. - MINERAL FUELS; GEOLOGICAL SURVEY BULLETIN 531. Marius R. Campbell, geologist in charge.

CONTRIBUTIONS TO ECONOMIC GEOLOGY 1911, PART II. - MINERAL FUELS; GEOLOGICAL SURVEY BULLETIN 531

Washington, DC: United States Geological Survey/USGS/Government Printing Office/GPO, 1913. Soft cover. Item #43657

Articles on petroleum, natural gas, coal and lignite. 361 pages with tables, charts and index, plus the required twenty-six plates, most as foldouts, are bound in and present. Bound in standard original gray stiff paper cover printed in black. Chipped at spine ends and small chip to the corner of the front cover. A very good copy.

Price: $20.00