Iowa Heritage Digital Collections
State Library of Iowa

Browse Items (62093 total)

Nebraskan till, Nebraskan gumbotil and Kansan till, Douglas Township, July 24, 1924
Pebble band on Iowan till, Fremont Township, Iowa, July 8, 1924
Covered with Kansan till, Osceloa Township, Iowa, late June 29, 1924
Pebble band on Iowan till, Fremont Township, Iowa, July 8, 1924
Loess and Iowan till, Windsor Township, Iowa, July 10, 1924
Kansan gumbotil, Lincoln Township, Iowa, June 21, 1925
Kansan gumbotil with Iowan till above, Lincoln Township, Iowa, June 24, 1925
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