Lot 81497 – Bolivia – 1867-68 10c Condor, three Sperati items, one glass support cliché with a pair in black, and similar pair on celluloid paper with manuscript notes about the Verichrome celluloid film from Kodak and the exposure,

1867-68 10c Condor, three Sperati items, one glass support cliché with a pair in black, and similar pair on celluloid paper with Sperati’s manuscript notes about the Verichrome celluloid film from Kodak and the exposure, also a celluloid of the 500c Nine Stars 1868 with notes abour Verichrome and Agfa celluloid film. A unique group of production elements, with nothing similar in the “Ultimate”collection or the Musée de la Poste of Paris.