German States, Saxony – 1850 Issue 3pf, group of 79 items comprising two retouched painted matrices on film one for a used example dated 8/41 and numbered « 28a » and one for an unused, these being the basis to produce the glass support clichés of which there are seventeen, fourteen for the unused example including eight negative clichés with notations one dated 6/41, another also with « 1941 », six with notations in vermilion, black or red, three negative glass support clichés for stamps with cancellations dated 8/41and notations, five negative celluloid clichés, three in red, two in grey all with notations, one with the dates 1942 and 3/44, two mounted on printed business stationery for a photographer in Paris, further eleven clichés on celluloid with notations dates 3/41, 7/42, 3/45, seven exposure trials on photographic paper in brown with notations, one with a cancellation, one hand signed reproduction of the 3kr and in addition two hand signed reproduction of the 1851 Issue 3 pf, also a selection of seven celluloid clichés for cancellations and eight working trial essays of pmks with extensive notations; a unique collection of clichés and supporting material; the ultimate collection had three clichés and the Postal Museum in Paris possesses just six clichés or matrices for all German States.