Sykes 3C Horizontal Gear Generator: Operator's Instruction and Maintenance Manual. Includes a copy of the maker's Sales & Specification Catalogue.

SYKES Gear Generating Machinery. Early Full-range Cataloguetest timer giving useful details of the following models: 1a, 2c, 3c, 4c, 5c and V.10.

SYKES 1A, 3C and 5E Gear Generating Machines. Detailed Catalogue with General Principles of Operation, Design Features, Practical Applications and Technical Specifications
Booklet. 8 pages.

SYKES 3C and 5E Horizontal Multi-Cutter High Production Gear Generator. Sales and Technical Specification Catalogue. 6 pages.