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Fire-making apparatus in the United States National Museum | Bok | 069.5(73) Smithsonian Institution Hough, Walter / - Washington, D.C:, 1928. - 72 s.+11 numm.pl. (Smithsonian Institution) - Språk: Engelsk | Hough, Walter | 1928 |
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Synoptic series of objects in the United States National Museum illustrating the history of inventions | Bok | 069.5(73) Smithsonian Institution Hough, Walter / - Washington, D.C., 1922. - 47 s. (Smithsonian Institution) - Språk: Engelsk | Hough, Walter | 1922 |
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The lamp of the eskimo | Bok | 998.8 H Hough, Walter / - Washington, D.C., 1898. - 32 s. (Smithsonian Institution. National Museum) - Språk: Engelsk | Hough, Walter | 1898 |