Date: | 1935 |
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Description: | Men using a McCormick-Deering TracTractor (crawler tractor) on a construction project, possibly a tunnel. |
Date: | 1950 |
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Description: | Rear view of men working to install gas pipelines. Subject: "Pipelines — TD-24 and TD-18A." Where Taken: "MtS." Information with photograph reads: "TD-18... |
Date: | 1950 |
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Description: | Three-quarter view from left rear of a man driving a TD-18 crawler tractor. Subject: "TD-18 — Road Maintenance." Where Taken: "NE." Information with photo... |
Date: | 1950 |
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Description: | View towards a man driving a TD-18 crawler tractor. Subject: "TD-18A — Land Clearing." Where Taken: "NE." Information with photograph reads: "Owned by Joh... |
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