Lot 80052 – German States, Baden – 1862-66 18kr, two glass suppoirt clichés

German States, Baden – 1862-66 18kr, two glass suppoirt clichés with reversed image, one with technical annotation “voile temp fort”and exposure time, a fine matching pair ahowing very detailed impression in black and light brown; very rare with nothing similar in Sperati`s “Ultimate” collection or the Postal Museum in Paris.