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Photograph

Digitalis Exhibit

Date: 05 15 1935
Description: View of a U.S. Pharmacopeia Exhibit about a class of medications called 'digitalis' at the annual Philadelphia on Parade. Digitalis medicines are used to i...
Photograph

High Cholesterol Diet

Date: 03 17 1955
Description: Science fair entry using animals to test a high cholesterol diet against a control diet.
Photograph

Atomic Energy

Date: 
Description: Students and teacher in classroom demonstrating an experiment with atomic energy.
Photograph

Farmall M Leveling Gravel at Hinsdale Farm

Date: 1949
Description: Worker leveling gravel with a McCormick-Deering Farmall M tractor and a no. 7 angle dozer at International Harvester's Hinsdale farm and testing facility.
Photograph

Teacher and Girls Looking at Chart

Date: 10 12 1935
Description: Teacher and two girls looking at rat growth chart.
Photograph

Experimental McCormick-Deering Combine and Farmall M Tractor

Date: 1939
Description: Elevated view of men field testing an experimental McCormick-Deering 12 foot combine with a Farmall M tractor.
Photograph

First Self-Propelled Combine by IH

Date: 1942
Description: Man testing the model 123-SP (self-propelled) combine (harvester-thresher) in a field. The machine was International Harvester's first self-propelled combi...
Photograph

Rock with Petroglyphs

Date: 1953
Description: Stone displaying ancient writing. The rock was on the grounds of International Harvester's Phoenix Proving Grounds. Opened in 1947, the proving ground was...
Photograph

Moisture Controller

Date: 12 20 1943
Description: Research engineer A.B. Welty stands next to the moisture controlling device at International Harvester Company's farm machinery engineering department. The...
Photograph

Seed Company Grounds

Date: 06 23 1936
Description: Workers in trial fields of the Leonard Seed Company, with the processing plant in the background.
Photograph

Hinsdale Farm

Date: 1945
Description: People examining machinery on display in front of a tent at International Harvester's Hinsdale experimental farm. A building with a red pylon and signs adv...
Photograph

Equipment on Display

Date: 1945
Description: Men examiinge farm equipment, farm tractors and crawler tractors (TracTracTor) on display at International Harvester's Hinsdale experimental farm.
Photograph

Men Examine Cotton Picker

Date: 1945
Description: A group of men gather around a cotton picker on display at International Harvester's Hinsdale experimental farm.
Photograph

Group at Hinsdale Demonstration

Date: 1945
Description: Groups of men examine International equipment on display outdoors at International Harvester's Hinsdale experimental farm. The equipment on display include...
Photograph

Men with Deering Auto-Mower

Date: 1900
Description: A group of men outdoors are standing behind a Deering Auto-Mower holding Deering signs. The mower was an experimental gas powered mowing machine. The text ...
Photograph

Student Testing Corn

Date: 1917
Description: A boy at Mount Prospect High School testing corn as part of the Cook County School Home Project.
Photograph

Man Launching a Very Large Kite

Date: 03 30 1933
Description: A man in a field holds a very large kite just prior to launching it. On the kite is painted the number 43 and "Property of the U.S. Weather Bureau." He is ...
Photograph

American Cancer Society Dinner Meeting

Date: 04 11 1957
Description: Pictured at the speakers' table at the dinner at Maple Bluff Country club are, left to right: Juliana Luberg; Dr. W.D. Stovall, director of the State Labor...
Photograph

University of Wisconsin Greenhouse

Date: 01 29 1958
Description: Three men are shown holding a large copy of the wording to be put on a bronze plaque to mark the ceremony of turning a 100-foot greenhouse over to the Univ...
Book or Pamphlet

Minneapolis Grain Exchange

Date: 1952
Description: A buyer for the Rahr Malting Company of Manitowoc, Wisconsin inspects barley for sale at the Minneapolis Grain Exchange.

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