Smart and Brown Model L 4-inch Precision Plain Lathe - toolmaker, production & second operation types: A complete Date Pack with all known literature consisting of the Operating and Maintenance Manual and Parts Manual as Cross-Sectional Drawings with an Electrical Schematic - covers the complete range of machines from first to last. This is the larger 100-page edition - but also includes a copy of the earlier 10-page publication as well as an additional 44 pages of early and late Sales, Specification and Accessories Catalogues. My article about the lathe here: http://www.lathes.co.uk/smartbrown/page3.html