Vine, Charles J., author · London : Charles Roberson & Co., Artists' Colour Manufactory · leaf 31
SCRAPER BOARDS.- (6) White Aquatint Gillot. SCRAPER BOARDS.— (7J White Canvas Grained Gillot. SCRAPER BOARDS.— Example 2. Black Straight Gillot, (Reduced to one-fourth original size.)
Drawing · Prints
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.