Hall-Scott Technical & Photo Book Spike This book covers Hall-Scott from start, 1908 to when the engine division was sold in 1958 Many, many unpublished photos with build sheets, components, carb lists, over 11,000 engine numbers. The most comprehensive collection of tech data to date. Unique and excellent timeline of America's manufacturing, compiled over years of collecting the most complete library of Hall-Scott information. 1 GB of information on a memory stick and free shipping.