CLARKSON Tool & CUTTER GRINDERS - also branded Smart & Brown, March, "Virginia Beavermil" and DeVlieg. A complete 192-page data set for the Mk.1, Mk.2 & Mk.3 machines together with all the supplementary booklets (originally published separately) for the Controlled Spiral Grinding Attachment, Mk.

DeVlieg Micropoint Tool Grinder (also badged Gildemeister) Operator's Instruction Manual with a Parts Manual as Sectional Drawings. Includes a copy of the Maker's detailed and well-illustrated Sales & Technical Specification Catalogue.