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[[image - pencil sketch of Map of state of Iowa]] 5 [[underline]] Wisconsin [[/underline]] 4 [[underline]] Iowan [[/underline]] 3 [[underline]] Illinoian [[/underline]] [[underline]] X Buchanan & loess [[/underline]] 2 [[underline]] Kansan [[/underline]] [[underline]] Aftonian [[/underline]] 1 [[underline]] Nebraskan [[/underline]] [[end page]] [[start page]] 1 [[underline]] Sep. 3, 1910 [[/underline]] Spent AM. packing. Drove northeast in afternoon with Mr. Boot (Sr. At X on E. sec. 31 Dayton Twp. N. of mine, the gradient on E. side of road shows a little less than a foot of calcareous yellowish material evidently weathered Kansan & yellow sandy stuff above. Losse ran below. See sample of weathered Kansan. [[line]] Then S.E. cor of Sec. 19 - on S. side creeklet. The section on W. side is certainly calcareous Kansan, - pebbles, joint structure, etc., mostly yellowish - bluish cloudings. Went to conglomerate point S. of Klondike. [[checkmark]] [[checkmark]] [[underline]] Photos 29 x & 30 x [[/underline]] [[sketch - map of depth & types of soil]] [[sketch captions]] Conglomerate ledge Under cut Nebraskan? (quarry) [[/image captions]] The ledge overhangs 8 ft.
Transcription Notes:
For info beside map on first page see https://en.wikipedia.org/wiki/Kansan_glaciation & in particular
Wisconsin (glacial)
Sangamonian (interglacial)
Illinoian (glacial)
Yarmouthian (interglacial)
Kansan (glacial)
Aftonian (interglacial)
Nebraskan (glacial) -@siobhanleachman
see also http://isgs.illinois.edu/ilstrat/index.php/Yarmouth_Soil describes Buchanan as a weathered soil between the Illinoisan and Kansan glacial periods -kbailey
Could word after "bluish" be Indigo?