1852 - 1866, unused and (antecedent) cancelled collection, with useful values right up to Michel no. 2 used expertized Pfenniger, 25 used with certificate Haferkamp BPP, 46 used among others expertized Haferkamp BPP and 47 used expertized Sommer BPP, as well multiples and a document, many expertized, often in above average beautiful quality cut with superb and extremely fine copies, extensive collection on Mueller-Mark album pages