Original P&W WW2 Secret Report British Comparison Tests of Harvard Mk 1 & Mk 2 | eBay
This is an Original WW2 Secret Report on a British Comparison Tests of Harvard Mk 1 & Mk 2. Formally Kept in the files of the Pratt & Whitney Aircraft. 8.5" x 11.25". 7 pages of text & 4 pages of actual photographs.
www.ebay.com