Call Number (LC) Title Results
I 28.23:4656 Deep-well pumps and shaft pumps in anthracite mines of Pennsylvania / 1
I 28.23:4657 Analyses of some crude oils from the Middle East, South America, and Canada / 1
I 28.23:4658 A preliminary survey of zirconium alloys / 1
I 28.23:4659 Investigation of Stange and Byrnes Heirs manganese mines, Bland and Giles Counties, Va. / 1
I 28.23:4659-4675 Investigation of the Winterboro talc deposits, Talladega County, Ala. / 1
I 28.23:4660 Investigation of Gilley fluorspar deposits, Cherokee County, Ala. / 1
I 28.23:4661 Investigation of the Winterboro talc deposits, Talladega County, Ala. / 1
I 28.23:4662 Solvent extraction of coal by aromatic compounds at atmospheric pressure / 1
I 28.23:4663 Comparison of poisonous gases from permissible explosives as obtained in Bichel-Gage and coal-mine tests / 1
I 28.23:4664 National annual survey of commercial aviation gasoline : October, 1949 production / 1
I 28.23:4665 Magruder and Chambers copper deposits, Lincoln and Wilkes counties, Ga. / 1
I 28.23:4666 Investigation of Perkiomen Creek copper deposits, Montgomery County, Pa. / 1
I 28.23:4667 Report of research and technologic work of explosives, explosions, and flames : fiscal year 1949 / 1
I 28.23:4668 Investigation of Oriskany iron-ore deposits, Alleghany, Bath, Botetourt, and Craig counties, Va. / 1
I 28.23:4669 Investigation of Taylor Creek lead-zinc deposit, Kupreanof Island, Petersburg, Alaska / 1
I 28.23:4670 Flotation and cyanidation tests on a gold-copper sulfide ore from Cooke, Mont. / 1
I 28.23:4671 Limits of flammability and ignition temperatures of phthalic anhydride / 1
I 28.23:4672 A process for the recovery of gold from activated carbon by leaching and electrolysis / 1
I 28.23:4673 Investigation of North Empire zinc-lead deposit, Cherokee County, Kans. / 1
I 28.23:4674 Flotation of a North Carolina pyrophyllite ore / 1