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Report of the Geological exploration of the fortieth parallel made by order of the Secretary of War according to the acts of Congress of March 2 1867 and March 3 1869under the direction of A A Humphreys chief of engineersConference Proceeding Book出版 1870
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由 Udvardy, Miklos D. F., 1919-1998-
出版 1994 -
Birds of the Pacific Northwest mountainsthe Cascade Range the Olympic Mountains Vancouver Island and the Coast MountainsBook由 Wassink, Jan L.
出版 1995 -
Illustrations of the birds of California Texas Oregon British and Russian AmericaIntended to contain descriptions and figures of all North-American birds not given by former American authors and a general synopsis of North American ornithologyBook由 Cassin, John, 1813-1869
出版 1856 -
Bird guide of North Americathe best birding book for kids from National Geographic's bird expertsBook由 Alderfer, Jonathan K.
出版 2018