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- first world war1
- france1
- frontier & pioneer life--1910-19201
- fullerton, hugh1
- fur trade--1910-19201
- gowdy, henry1
- hobbies1
- human disease1
- hunting--1910-19201
- mexico1
- native peoples1
- nature1
- peace1
- prohibition1
- research facilities1
- rockefeller institute for medical research1
- ryder, robert1
- science1
- sports1
- the great war1