T.O. No. 02-35GC-3, Handbook of Overhaul Instructions, Aircraft Engines R-1820-65,-71,-73,-87,-97. 74p, illus, 8.5x11", no binder. Rubber stamps on the cover "Obsolete" and from North American Aviation, Inc. Dated May 5, 1942. Very good; small cover edge tears, contents excellent.
