Painters' colours, oils, and varnishes : a practical manual (1906)
Hurst, George H. (George Henry) · London : Charles Griffin & Company · leaf 366
mited, of Gorton, and other paint machinists, make a form of edge-runner mill which differs from those previously described in having but one runner, which is driven by suitable gearing, not by the friction between it and the hopper; this gives it good grinding power, but not more than is possessed… … Fig. 41. — Iron edge-runner mill. The edge-runner mill made by Messrs. Torrance & Sons, of Bilton, Gloucestershire (Fig. 42), has only one runner, which is fitted with gearing that makes it roll round the pan, and a second gearing which gives it a positive roll on its own axis (independently of…
Paint · Varnish and varnishing
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
