The Online Books Page

Books by C. A. Hoffman:

Books in the extended shelves:

• Hoffman, C. A.: Effects of some solution treatments followed by an aging treatment on the life of small cast gas-turbine blades of a cobalt-chromium-base alloy. [Part] 1, Effect of solution-treating temperature (National Advisory Committee for Aeronautics, 1951), also by C. Yaker and United States National Advisory Committee for Aeronautics (page images at HathiTrust)
• Hoffman, C. A.: An improved method and apparatus for analysis of impurities in helium (U.S. Dept. of Interior, Bureau of Mines, 1970), also by David E. Emerson, G. W. Weems, and United States Bureau of Mines (page images at HathiTrust)
• Hoffman, C. A.: Investigation of effect of notches on elevated-temperature fatigue strength of N-155 alloy (National Advisory Committee for Aeronautics, 1954) (page images at HathiTrust; US access only)

Find more by C. A. Hoffman at your library, or elsewhere.