Books by H. M. Thorne:
Books in the extended shelves:
![[X-Info]](https://onlinebooks.library.upenn.edu/infouc.gif)
Thorne, H. M. (Harold Monroe), 1901-: Aviation gasoline and its component hydrocarbons : wartime research (1940-45) (U.S. G.P.O., 1951), also by Harold M. Smith and A. J. Kraemer (page images at HathiTrust)- Thorne, H. M. (Harold Monroe), 1901-: Petroleum investigation. Hearing[s] before a subcommittee of the Committee on Interstate and Foreign Commerce, House of Representatives, Seventy-sixth Congress, third session, on H. Res. 290 and H. R. 7372, to promote the conservation of petroleum; to provide for cooperation with the states in preventing the waste of petroleum; to create an office of petroleum conservation; to amend the Act of February 22, 1935, as amended, and for other purposes ... (U.S. Govt. Print. Off., 1939), also by United States House Committee on Interstate and Foreign Commerce, Peter Grandone, and W. H. Barlow (page images at HathiTrust)
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