Lot no. 154 •

There are additional 7% import fees (not tax, non deductible) that will be charged to all buyers. This includes also those buyers from outside the European Union.

1927, UPU conference special cancellation of  September 9, clear strike on parcel tag to the Czech Post Ministry, with handwritten note "Administration des Postes Pays/Documents officielles Conference sur la Poste aerienne" and black wax seal ‘POSTKANTOOR TE sGRAVENHAGE’. Official Post Office Business, so no postage stamps were required. Unique!