Postage Due
Monaco, Michel Porto 1, Mint never hinged
1904. MONACO. TAXE 1 CENTIME A PERCEVOIR in block with 46 stamps all never hinged. Some loose perfs. Unusual block.
Monaco, Michel Porto 44/45, Mint never hinged
1951. MONACO. TIMBRE TAXE Pair 3 F. Never hinged.
Monaco, Michel Porto 46/47, Mint never hinged
1951. MONACO. TIMBRE TAXE Pair 4 F. Never hinged.
Monaco, Michel Porto 50/51, Mint never hinged
1951. MONACO. TIMBRE TAXE Pair 10 F. Never hinged.
Monaco, Michel Porto 52/53, Mint never hinged
1951. MONACO. TIMBRE TAXE Pair 20 F. Never hinged.
Monaco, Michel Porto 56/57, Mint never hinged
1951. MONACO. TIMBRE TAXE Pair 100 F. Never hinged.
Monaco, Michel Porto 39, Mint never hinged
1946. MONACO. TIMBRE TAXE 50 F. Never hinged.