Lot no. 6618

Postmaster Provisional Issues, extensive and very interesting collection organized by the different overprint types including some varities like 
multiples, double overprints etc., one page ex Ashford collection, containing a total of over 160 stamps and two covers, the majority of material with  reliable signatures like signed Mikulski, Prof. Winterstein, Az. Voka and some certificates Mikulski and Ceresa