Original, 1970 Truck Service Specifications handbook for models: Bronco, Club Wagon, Econoline, B-Series, C-Series, F-Series, L-Series, LN-Series, P-Series, LT-Series, and W-Series.  This is an item that is often overlooked, but it contains many facts not found in the owner's manual or service manuals.  Information is primarily measurements, sizes, dimensions, quantities, etc. with relationship to brakes, steering, suspension, transmission, engines, carburetors, etc.