Lot 40605 – 1876. Mourning cover to France bearing 25c and « Porte de Mar » 10c on reverse

1876 Mourning cover (opened for display with part of back flaps at top missing) from Mexico City to Aix (France), franked by 25c dark blue, lightly tied by dispatch cds, with 10c « Porte de Mar » on reverse (damaged at top), « T 1-10 » credited to the British and « 17 » decimes due on delivery struck on front, London cds uncommonly tying the « Porte de Mar » in red, arrival alongside, scarce; signed Baudot.