Books by I. L. Feld:
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Feld, I. L. (Ignatz L.): Continuous Hydraulic Classification: Constitution of the Teeter Column Throughout Its Depth (Washington: U.S. Dept. of the Interior, Bureau of Mines, 1946), also by Glen Dale Coe, M. F. Williams, and William Hawes Coghill (page images at HathiTrust)- Feld, I. L. (Ignatz L.): Performance of a Hydraulic Classifier Designed to Incorporate Four Hitherto Neglected Principles (Washington: U.S. Dept. of the Interior, Bureau of Mines, 1945), also by William Hawes Coghill and Glen Dale Coe (page images at HathiTrust)
Additional books by I. L. Feld in the extended shelves:
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Feld, I. L. (Ignatz L.): Beneficiation of red iron ore fines from Pyne Mine, Bessemer, Ala. (U.S. Dept. of the Interior, Bureau of Mines, 1961), also by W. E. Lamont and B. H. Clemmons (page images at HathiTrust)- Feld, I. L. (Ignatz L.): Chemical processing of Florida phosphate rock slime (U.S. Dept. of Interior, Bureau of Mines, 1966), also by Martin H. Stanczyk, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Clinton hematitic sandstone deposits, Butt Mountain area, Giles County, Va. (U.S. Dept. of the Interior, Bureau of Mines, 1967), also by George E. Fish, Charles E. Spruiell, and W. E. Lamont (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Combustion disposal of manure wastes and ultilization of the residue (U.S. Dept. of the Interior, Bureau of Mines, 1972), also by Earl George Davis, J. H. Brown, United States. Bureau of Mines. Solid Waste Research Program, and University of Alabama (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Comminution by the attrition grinding process (U.S. Dept. of the Interior, Bureau of Mines :, 1981), also by Martin H. Stanczyk (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Concentrating argillaceous surface iron ore of Tuscaloosa County, Ala., by washing (U.S. Dept. of the Interior, Bureau of Mines, 1960), also by W. E. Lamont and R. E. Perry (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Continuous attrition grinding of coarse kaolin (in two parts). 2, Closed-circuit tests (U.S. Dept. of the Interior, Bureau of Mines, 1965), also by Martin H. Stanczyk, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Continuous gaseous direct reduction of low-grade iron ores in a fluid-bed reactor (U.S. Dept. of Interior, Bureau of Mines, 1972), also by E. G. Davis, J. O. Crabtree, United States Bureau of Mines, and University of Alabama (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Dewatering Florida phosphate pebble rock slime by freezing techniques (U.S. Dept. of Interior, Bureau of Mines, 1971), also by Martin H. Stanczyk, E. W. Collins, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Electro-dewatering tests of Florida phosphate rock slime (U.S. Dept. of the Interior, Bureau of Mines, 1964), also by Martin H. Stanczyk (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Fabrication and cost evaluation of experimental building brick from waste glass (U.S. Dept. of Interior, Bureau of Mines, 1972), also by Miles E. Tyrrell, J. A. Barclay, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Flash reduction of iron ore (U.S. Dept. of Interior, Bureau of Mines, 1972), also by E. G. Davis, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Flocculation dewatering of Florida phosphatic clay wastes (Dept. of the Interior, Bureau of Mines, 1979), also by Annie G. Smelley (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Glass wool from waste glass (U.S. Dept. of Interior, Bureau of Mines, 1972), also by Alan H. Goode, Paul Watson Johnson, Miles E. Tyrrell, Tuscaloosa Metallurgy Research Laboratory (U.S.), United States Bureau of Mines, and University of Alabama (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Investigation of operating variables in the attrition grinding process (U.S. Dept. of the Interior, Bureau of Mines, 1968), also by Martin H. Stanczyk, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Large-scale continuous attrition grinding of coarse kaolin (U.S. Dept. of Interior, Bureau of Mines, 1973), also by E. G. Davis, E. W. Collins, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Open-circuit tests (U.S. Dept. of the Interior, Bureau of Mines, 1963), also by Martin H. Stanczyk, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Paper-coating clay from coarse Georgia kaolins by a new attrition-grinding process (U.S. Dept. of the Interior, Bureau of Mines, 1960), also by B. H. Clemmons, H. L. Gilmore, and T. N. McVay (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Sintering of pyrrhotite calcine (U.S. Dept. of the Interior. Bureau of Mines, 1963), also by W. E. Lamont, R. E. Perry, United States Pipe and Foundry Company, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
- Feld, I. L. (Ignatz L.): Ultrafine grinding of several industrial minerals by the attrition-grinding process (U.S. Dept. of Interior, Bureau of Mines, 1972), also by Martin H. Stanczyk, University of Alabama, and United States Bureau of Mines (page images at HathiTrust)
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