f about 18,000 ft. and floats are constructed entirely of duralumin with stain- ft. in 32 min. It has a cruising radius of about 622 mi. If But, by confirming Lindbergh’s and Chamberlin's observa- of putting commercial flying between this country and Europe less steel fittings. The duralumin has… … pointed time, escorted by an cscadrille of navy seaplanes. “My main purpose is to learn to some extent the quickest Superntarine-Napicr "Soulhamplon"; two ss hp. Napier aero engines. Its appearance immediately gave rise to truly remarkable and the safest air course to Europe,” said Commander Byrd…
Aviation Week
Internet Archive · Public domain (published before 1931). Free to use for anything.