Above 2 photos of the construction are from Aerosente
Below are 3 sets of photos of the Zanonia:
First set are present day photos from the National Soaring Museum at Elmira
Second set are photos taken by Hans Groenhoff a celebrated aviation photographer and brother to Günter Groenhoff who is famous for flying the Fafnir glider
Third set were photos taken by Fred Loomis, a local Elmira, NY, photographer. Loomis spent the week at the hill, took photos of everyone and everything, developed the film and sold postcards from his Tent to the many visitors a few hours later. This was his summer income and entertainment.
Documentation from: Soaring Magazine / Martin Simons / Bungee Cord Magazine