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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.

Date: 1865 

Description: Map of Wisconsin showing the location of meteorological stations. Drawn the last year of the Civil War, this thematic 1865 map of Wisconsin shows the effec...

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

Manuscript

Earth Borer

Date: 1828 ca.

Description: Increase Lapham's drawing and description of an earth borer for his handwritten manuscript, Notes and Accounts of Canals, Particularly the Ohio Canal Ne...

Map or Atlas

State of Wisconsin

Date: 1931 

Description: This U.S. Geological Survey map of Wisconsin shows counties, cities and villages, lighthouses, Indian reservations, military reservations, and bird and gam...

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...

Increase Lapham's Cartes-de-visite Collection

View this magnificent collection of 19th century famous scientists collected by Wisconsin naturalist Increase Lapham.

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.

Date: 1830-12-22 

Description: Increase Lapham's drawing of the geological profile between the Sandusky plains and Portsmouth, Ohio.

Date:  date unknown

Description: Geological Map of the lead regions in Wisconsin, Illinois and Iowa.

Date: 1910 ca.

Description: Cyanotype print of the interior of the Geology Museum in Science Hall on the University of Wisconsin-Madison campus. View towards corner of a room with win...

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...

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: 1957-03-26 

Description: George Hanson (seated foreground center), state geologist, peers into a microscope while examining a diamond. Leaning in to look on are (left to right) Pro...

Date: 1930-03-07 

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

Photograph

Emerald in Matrix

Date: 2013-11-12 

Description: A specimen of emerald in matrix from the mineral collection of Ferdinand Hotz at the University of Wisconsin Geology Museum.

Date: 1902 

Description: This map is watercolor and pen on paper and relief shown by contours. The map reads: "Contour interval 10 feet." Shown on the map are geological features a...

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...

Photograph

Charles Whittlesey

Date: 1858 

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

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...

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