Date: | 1944 |
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Description: | Arnold Batson works with natural and synthetic rubbers in the rubber laboratory at the Gas Power Engineering Department. The original caption reads: "Exper... |
Date: | 1944 |
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Description: | C.R. Rogers, chief engineer of International Harvester Company's Gas Power Engineering Department, sitting behind a desk. The original caption reads: "C.R.... |
Date: | 1944 |
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Description: | Men sit behind desks in the drafting room of International Harvester Company's farm machinery engineering department. The original caption reads: "A portio... |
Date: | 1944 |
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Description: | Elevated view of men working at stations in the machine shop of International Harvester Company's engineering department. The original caption reads: "Scen... |
Date: | 1944 |
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Description: | William Koppa uses a microscope to examine a specimen of steel. The original caption reads: "Micro-photography is employed at International Harvester's Gas... |
Date: | 1944 |
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Description: | W.F. Borgerd, refrigeration engineer of International Harvester Company, looks at a milk cooler. The original caption reads: "W.F. Borgerd, refrigeration e... |
Date: | 1896 |
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Description: | Rear view of a passenger pigeon with its head in profile. This species of pigeon is now extinct. The pigeon lived in captivity under the direction of Profe... |
Date: | 1896 |
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Description: | Rear view of two passenger pigeons in a cage. This species of pigeon is now extinct. The pigeons lived in captivity in the aviary of Professor C.O. Whitman... |
Date: | 1896 |
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Description: | Frontal view of two passenger pigeons. This species of pigeon is now extinct. The pigeons lived in captivity in the aviary of Professor C.O. Whitman, profe... |
Date: | 1896 |
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Description: | Profile view of a young passenger pigeon, on a cardboard box. This species of pigeon is now extinct. One of a group of pigeons that lived in captivity in t... |
Date: | 1896 |
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Description: | Seven passenger pigeons (possibly other types of pigeon as well?), a species of pigeon now extinct. Part of a group of pigeons that lived in captivity in t... |
Date: | 1896 |
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Description: | Several passenger pigeons, a species of pigeon now extinct, on a perch. Part of a group of pigeons that lived in captivity in the aviary of Professor C.O. ... |
Date: | 1896 |
---|---|
Description: | Side view of a passenger pigeon, a species of pigeon now extinct. Part of a group of pigeons that lived in captivity in the aviary of Professor C.O. Whitma... |
Date: | 1896 |
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Description: | Two passenger pigeons, a species of pigeon now extinct, near a nest. Part of a group of pigeons that lived in captivity in the aviary of Professor C.O. Whi... |
Date: | 1896 |
---|---|
Description: | Profile view of a passenger pigeon, a species of pigeon now extinct. Part of a group of pigeons that lived in captivity in the aviary of Professor C.O. Whi... |
Date: | 1896 |
---|---|
Description: | Profile view of a passenger pigeon, a species of pigeon now extinct. Part of a group of pigeons that lived in captivity in the aviary of Professor C.O. Whi... |
Date: | 1896 |
---|---|
Description: | Profile view of several passenger pigeons, a species of pigeon now extinct. Part of a group of pigeons that lived in captivity in the aviary of Professor C... |
Date: | 1896 |
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Description: | View of a young passenger pigeon, a species of pigeon now extinct, with others visible below. Part of a group of pigeons that lived in captivity in the avi... |
Date: | 1896 |
---|---|
Description: | Profile view of a passenger pigeon, a species of pigeon now extinct, in a cage. Part of a group of pigeons that lived in captivity in the aviary of Profess... |
Date: | 1896 |
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Description: | Profile view of a passenger pigeon, a species now extinct, sitting in a nest within foliage. Part of a group of pigeons that lived in captivity in the avia... |
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