- ColeçãoGPC - Rosetown General Photograph Collection
- SérieGPC-AG5B - Agriculture - Harvesting and Harvesting Machinery(Preliminar)
- ItemAG5B.001 - Threshing scene
- ItemAG5B.002 - Cutting grain with binders and steel-wheeled tractor
- ItemAG5B.003 - Men attending Rumely Gas Tractioneering School
- ItemAG5B.004 - Big Four gas tractor and Avery separator
- ItemAG5B.005 - Threshing at James Machan's farm
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