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Hackedorn, Bayard C.
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Hall, Elgertha
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Hallett, George E. A., 1890-1992
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Hall, Jon L.
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Hamilton, Charles K., 1886-1914
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Hamilton, H. K.
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Hammers
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Hammer, William Joseph, 1858-1934
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Hammocks
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Hammond, John Hays, 1855-1936
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Hand pumps
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Hangars
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Hannibal, Missouri
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Hapgood, Norman, 1868-1937
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Hargrave, Michael L.
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Harmon, Clifford B., 1866-1945
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Harmon, Judson, 1846-1927
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Harmon Trophy
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Harmsworth, Alfred, Viscount Northcliffe, 1865-1922
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Harold, Harry
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