Field notebook, F. H. Knowlton, date unknown
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PrintThis is a notebook by Frank Knowlton for the United States Geological Survey consisting of lists of plants present in different localities. Localities include but are not limited to areas within Colorado, Wyoming, and Montana. Also present are charts of geologic sections in Colorado with altitudes and a geologic sketch of rock layers. There are typed notes describing different rock layers at certain stations, along with measurements of feet. This item is undated, so a wide approximate range of 1889-1926 is given, that being the years that Knowlton was with the United States Geological Survey.
1889-1926
1889
1926
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SIA Acc. 07-041
Geological Survey (U.S.), field notebooks, 1881-1915 and undated
1 field book
Smithsonian Institution Archives
Box 1 Folder 5