Motorbooks.com - - Topics include automotive, aircraft, tractors, and bicycles.
NADAguides.com - Price appraisal guides for used automobiles, classic vehicles, boats, airplanes, motorcycles, snowmobiles and recreational vehicles.
Nene Valley Railway Books - - Transport related publications, both new and secondhand including shipping, railways, canals, aviation, and buses.
RepairManual.com - - How to carry out routine maintenance, restoration and servicing of cars motorcycles, and boats.
Technical Publications Service - - Suppliers of manuals for tractors, engines, ATVs, and other maintenance and collectors books on tractors and machinery.
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