Lot 50088 – Philippine Islands – Group of 25 items

Spanish Philippines – 1854-55 First and Second Issues, group of 12 items with first issue 10c with two trial exposures on photographic paper, of which one reversed, and 1885 5c including three negative clichés on glass, two numbered “(2)” & (4)”, the former with comments “mal” and “trop huileux” for “wrong” and “too oily” in his apparently second experiment on this surface, five clichés on glass dated April and May 22, in all numbered and one indicating teh conditions of the execution with “18 x 5% x 3’15” ” (5% of an unknown chemical substance, a light exposure of 3 mins 15 secs under 18°C temperature) usual shades Sperati used to obtain the best contrasts (vermilion, red, brown-black) plus one in black on silver (this background being very rarely used by Sperati in his clichés), as well as dotted circle postmark essay on paper made in Dec-44. An exceptional and unique group featuring clichés (no examples recorded in the “ultimate” collection and the Postal Museum in Paris).