SIP (SOCIETE GENEVOISE) No.4G Jig Borer. Sales, Technical Specification and Accessories Catalogue (dated 1947). 26 pages

Churchill No. 1 Centreless Grinder (also sold as the BSA No. 4G) Detailed Operator's Manual with numerous sectional drawings and an electrical schematic.

SIP (Societe Genevoise) Full-range, all-models, accessories and tooling catalogue covering the period 1950s to 1960s. This consists of the largest catalogue from the period, plus every additional different page from other SIP "Full-range" publications of the same era. Jig Borers: 1H, 2P, 3K, 3K-CN, 4G, 5E-CN, 6A, 6A-DIR, 6A-CN, 7A, 7P, 7A-DIR, 7A-CN, 8P.