?Final Price Realized includes Buyer’s Premium added to Hammer Price
Estimate: $ 1,000 - $ 2,000
JET PROPULSIONWHITTLE, FRANK.Patent Specification 347,206 . . . Improvements relating to the Propulsion of Aircraft and Other Vehicles.Plate. 3 pages. 4to, disbound; dated institutional stamp on first page. <\t>(London, 1931)
