. Bulletin - United States National Museum. Science. Cam? at astillero Belo/v Torontoy. Altitude 7,son feet. Near the upper limit, on the canyon floor, of the Sut)tropical Zone. I'hotof^raphed by Chapman, .July B, Urubamba Hiver Above Santa Ana. Altitude about 3,600 feet. Arid Tropical Zone. I'hotograiJied l)y ('liapman, .luly 17, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; S

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. Bulletin - United States National Museum. Science. Cam? at astillero Belo/v Torontoy. Altitude 7,son feet. Near the upper limit, on the canyon floor, of the Sut)tropical Zone. I'hotof^raphed by Chapman, .July B, Urubamba Hiver Above Santa Ana. Altitude about 3,600 feet. Arid Tropical Zone. I'hotograiJied l)y ('liapman, .luly 17, Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original United States National Museum; Smithsonian Institution; United States. Dept. of the Interior. Washington : Smithsonian Institution Press, [etc. ]; for sale by the Supt. of Docs. , U. S. Govt Print. Off.

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Keywords: ., bookauthorun, bookcentury1800, bookdecade1870, booksubjectscience