DCHP-1 Online
slip-scraper 
n. See 1935 quote at scraper.
See also: scraper (see 1935 quote)
- 1961 [Caption] Grading with slip scrappers [sic] and mules, 1910.
- 1965 At work, the Black and Schumann outfit consisted of an elevating grader with twelve dump wagons. This was the mainstay of the outfit, but in addition there was a wheel-scraper outfit, a fresno gang, and some slip-scrapers.
- 1961 [Caption] Grading with slip scrappers [sic] and mules, 1910.