Anon2017-09-292017-09-291955REC-116-15-002http://hdl.handle.net/20.500.11867/7749 sheets 8.5 x 11 inch. Typed. Annotation on first page.Chapter V of what appears to be "F. G. Hough's primer," per annotation.Hough, F. G.Chapter V Field Costkeeping