Lot 536
Switzerland, 1900, U.P.U., 25c blue, Plate I, top left corner margin block of 4, o.g., never hinged (small gum skip in top left stamp), hinged on top selvage only, deep color, fresh and Fine. Zumstein No. 79A SFr 440 ($440).Scott No. 100 var. Estimate $150 - 200.
Realized: $140