2013-05-202013-05-202013-05-20https://hdl.handle.net/10365/22923Photographic image. Black and white. Image of a threshing machine. A farm is visible in the background. Dated 1963. Courtesy of Susan Grenz Collection, 2011.08, GRHC.Photographic image. Black and white. Image of a threshing machine. A farm is visible in the background. Dated 1963. Courtesy of Susan Grenz Collection, 2011.08, GRHC.