. Bulletin. Natural history; Natuurlijke historie. 133. Figure xvii. View of the 17-toot unit of thick-bedded, non-argillaceous limestone ("Bob") at location 14, Jeannette quadrangle. A closer view of the lower contact of this limestone is shown in fig. xviii. The river level was 20 to 25 feet higher in 1946 when this picture was taken than in 1942 when section 14 (fig. 19) was measured. Photograph by C. O. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrati
. Bulletin. Natural history; Natuurlijke historie. 133. Figure xvii. View of the 17-toot unit of thick-bedded, non-argillaceous limestone ("Bob") at location 14, Jeannette quadrangle. A closer view of the lower contact of this limestone is shown in fig. xviii. The river level was 20 to 25 feet higher in 1946 when this picture was taken than in 1942 when section 14 (fig. 19) was measured. Photograph by C. O. 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 Peabody Museum of Natural History. New Haven : The Museum
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Keywords: ., bookcentury1900, bookcollectionbiodiv, booksubjectnaturalhistory
