Folder: S.F. Fairs-P.P.I.E.-Zone-Aeroscope.
Written on back: "Aeroscope - carries its car of passengers spirally to an elevation of 285 feet above its base, or 330 feet above sea level, for a bird's eye view of the fair."
"Cardinell-Vincent Co., Official Photographers, Panama-Pacific International Exposition."
Negative #9265