Text from back of image: "The ZR-1, new American queen of the air, made her first successful flight at Lakehurst, NJ last evening, Sept. 4th. Photo shows its crew getting the airship ready for its flight outside its hangar at Lakehurst, NJ."
Text from back of image: "Photos shows Juan de la Cierva, pilot and inventor, in plane, and H. F. Pitcairn, before hop. Successful tests flights were made at Pitcairn Field, Philadelphia, by Juan de la Cierva, with his auto-giro airplane. With...
Typed caption: "This reactor was a vital tool in the development of a successful nylon salt process. It cost $25,000. An eight-man construction gang and a six-man operating crew spent two and a half months setting it up. Its operation for a month...
Text from back of image: "The aeroplane in which Mr. Mollison made his record flight, surrounded by holiday-makers after the forced landing at Pevensey. He landed on the shingle, but willing hands pushed the machine to a point where he was able to...
Typed caption: "Short filaments may be produced by touching molten polymer with a stirring rod, and drawig the rod away. Equipment has been assembled by means of which continuous uniform filaments having a diameter of 0.007 mm or less can easily be...
Text on photo: "A determined and persistent, but ultimately defeated, opponent of Washburn & Moen and I.L. Ellwood in the famous Barbed Wire litigation which began in 1874 and continued until the United States Supreme Court decision of Feb. 29,...
