The Online Books Page

Books by L. L. Hirst:

Books in the extended shelves:

• Hirst, L. L.: Estimated cost of producing heavy fuel oil by hydrogenation of coal (U.S. Dept. of the Interior, Bureau of Mines, 1948), also by H. D. Levene, R. W. Dougherty, E. A. Clarke, and L. C. Skinner (page images at HathiTrust)
• Hirst, L. L.: Gasification of pulverized coal at atmospheric pressure : discussion of pilot-plant development, study of process variables, and relative gasification characteristics of coals of different rank (U.S. Dept. of the Interior, Bureau of Mines, 1960), also by C. D. Pears, K. D. Plants, F. Bonar, J. H. Holden, and George R. Strimbeck (page images at HathiTrust)
• Hirst, L. L.: Hydrogenation of petroleum and lignite tar distillates (U.S. Dept. of the Interior, Bureau of Mines, 1950), also by E. A. Clarke and C. C. Chaffee (page images at HathiTrust)
• Hirst, L. L.: Operation of pressure-gasification pilot plant utilizing pulverized coal and oxygen, a progress report (U.S. Dept. of the Interior, Bureau of Mines, 1960), also by L. F. Willmott, James P. McGee, G. R. Strimbeck, and John H. Holden (page images at HathiTrust)
• Hirst, L. L.: Performance of a Girbotol purification plant at Louisiana, Mo. (Dept. of the Interior, Bureau of Mines, 1956), also by L. P. Wenzell, H. R. Batchelder, L. F. Willmott, and United States Bureau of Mines (page images at HathiTrust)
• Hirst, L. L.: Underground gasification of coal : second experiment in preparing a path through a coalbed by hydraulic fracturing (U.S. Dept. of the Interior, Bureau of Mines, 1961), also by C. D. Pears, M. H. Fies, K. D. Plants, and John P. Capp (page images at HathiTrust)

Find more by L. L. Hirst at your library, or elsewhere.