照片出处

1. "Wheat bundle stacks, from the Fosston, Minnesota area." 190-? The Northern Great Plains, 1880-1920: Photographs from the Fred Hultstrand and F.A. Pazandak Photograph Collections, Library of Congress.
2. "A Prize winning pair and their master : Tellef B. Brokke, Greenbush, Minnesota." 1912. The Northern Great Plains, 1880-1920: Photographs from the Fred Hultstrand and F.A. Pazandak Photograph Collections, Library of Congress.