insider.si.edu

Report on the geological survey of the state of Wisconsin. Volume 1 / James Hall, on general geology and palæontology, and J.D. Whitney, on the upper Mississippi lead region

Preface signed: James Hall, Albany, December, 1861. "Catalogue of palæozoic fossils, from the rocks of the state of Wisconsin"--Page [428]-442. SCNHRB copy (39088002695682) stamped on title page: ...
PBS

Wisconsin's oldest state park reveals Ice Age geology secrets

Angela Fitzgerald explores Interstate Park's Ice Age geology and 125-year history. Shaped by Ice Age glaciers, Interstate Park is Wisconsin's oldest state park. Angela speaks with property supervisor ...
OnMilwaukee

on/wisconsin geology

The upper Midwest doesn't often come to mind first when discussing the most geologically significant regions of the United States or North America. Few geological features of North America are as ...