Knapp, George Nelson, 1867-1948.
Biographical notes:
not available for this record
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Subjects:
- Agricultural machinery industry
- Agriculture
- Farm tractors
- Geologists
- Geology
- Petroleum
- Petroleum refineries
Occupations:
not available for this record
Places:
- New Jersey (as recorded)
- Sauk County (Wis.) (as recorded)
- Montana (as recorded)
- Iowa (as recorded)
- Minnesota (as recorded)
- Wisconsin (as recorded)
- Alabama (as recorded)
