A collection of Zeppelin photographs including two aerial views of the Graf Zeppelin 29 Aug 1929 over New York City; initial rings for "USS Akron" (from the files of H. Keck - one of thirteen engineers hired by Goodyear from Luftschiffbau-Zeppelin in 1924) (punch holes); the shadow of the Graf Zeppelin over the New Mexico Desert; Dr Hugo Eckener at home; and two others, mounted on card