Saving Man Labor in Sugar-beet Fields Issued 1919, revised 1928
by Moorhouse, L.A., agriculturist, and ThH. Summers, scientific assistant, Office of Farm Management
$20 · Offered by Bolerium Books
Washington DC: U.S. Department of Agriculture, 1928. Pamphlet. 14p., pamphlet fastened with a single staple, 9x6 inches, photo-illustrated with a plethora of b&w photography (most pages feature two photos sandwiched with paragraphs of text). Expect shots of lots of turned soil, a variety of tractors & disks etc., men in..... More
Found via Rare Books Intel, a search across rare-book dealers, auction houses and marketplaces worldwide.