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Date: 1844 

Description: Title page of Increase Lapham's A Geographical and Topographical Description of Wisconsin published by P.C. Hale of Milwaukee, Wisconsin.

Date: 1870 ca.

Description: A geological survey map of Wisconsin, with hand-colored portions showing the surveys completed from 1873 to 1875. Although the title and legend are in Wel...

Date:  

Description: Unidentified explorer standing in field of snow with the Horlick Mountains of Antarctica in the background. The Horlick Mountains were named by Admiral Ric...

Date: 1953-06-31 

Description: Professor Richard C. Emmons of the University of Wisconsin Geology Department who is holding a gem case of glass replicas of 10 of the largest and best-kno...

Photograph

Hematite Fan

Date: 2013-11-12 

Description: A hematite fan, approximately six inches in length, from the mineral collection of Ferdinand Hotz at the University of Wisconsin Geology Museum. This speci...

Date: 1920 ca.

Description: This map identifies the areas of the state that had been geologically surveyed or topographically surveyed, or both, as well as portions of the state still...

Date:  date unknown

Description: A hand-colored geological cross section of Iowa County and eastern Dane County, Wisconsin, from the Blue Mounds north-northwest to the sandy plain of the W...

Date: 1836 

Description: A detailed map of the mouth of the Kewaunee River, showing the geological composition of the Lake Michigan shoreline and the various water depths in the ar...

Photograph

Charles Whittlesey

Date: 1858 

Description: Studio portrait of geologist Charles Whittlesey dressed for a field trip.

Date: 2013-11-12 

Description: A cut and polished azurite malachite nodule from the mineral collection of Ferdinand Hotz at the University of Wisconsin Geology Museum. Azurite and malach...

Date: 1917 

Description: A geological survey map that map of southeastern Wisconsin shows the surface deposits east of the Wisconsin River, from the Illinois state line north to Ne...

Date: 1876 

Description: This color-coded map of the geology of southeastern Wisconsin shows the township grid, counties, towns, cities and villages, rivers, lakes, and railroads....

Date: 1850-06-28 

Description: Letter from Increase Lapham to his wife, Ann Maria Alcott, in Milwaukee. Lapham was at Aztalan and wrote to Anna regarding the geology of the region. He in...

Date: 1873 

Description: A hand-colored, geological map of the Fox and Wisconsin rivers’ water path from the Mississippi River to the Great Lakes. The map also shows those railroa...

Date: 1828 

Description: Drawing by Increase Lapham showing the geological profile of the land between Utica and Knob Creek, Kentucky at a scale of 1/2 inch to a mile.

Photograph

Dogtooth Calcite

Date: 2013-11-12 

Description: A dogtooth calcite specimen from the mineral collection of Ferdinand Hotz at the University of Wisconsin Geology Museum. The specimen is approximately thre...

Date: 1930-03-07 

Description: Group portrait of the University of Wisconsin-Madison Geology club in the Beefeaters room in Memorial Union.

Learn about the origin, and the many spellings and erronious meanings of Wisconsin

Date: 1917 

Description: A geological survey map that shows the sedimentary and igneous deposits in southeastern Wisconsin and south central Wisconsin, as well as the limits of gla...

Date: 1870 

Description: Page from a diary kept by Increase Lapham in California between April 11 and May 19, 1870. The page shows a portion of a list of minerals of California.

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