Monaco - Briefe 1875
Katalog Stanley Gibbons (SG) 147
MONACO INCOMING MAIL: Great Britain, 1875, 6d grey plate 14, cancelled by "D05 / CHISLEHURST DE.5.75" duplex on Mourning envelope addressed to "Son Altesse Le Prince de Monaco" and redirected to "Chateau de Marchais, Aisne", France (this chateau is still owned by the Grimaldi family today). Various backstamps including Monaco 9 dec 75 and 10 dec 75. Very fine and extremely rare incoming mail.