issued Aug.30th,1975 upper stamp: Kentoshisen of the Nara-Helan Period (6 -12 century) lower stamp: Kemmisen,merchant ship of the Muromachi Period (1338 - 1573)
issued Sept.25th,1975 upper stamp: Goshuin-sen merchant ship,,16/17th century; lower stamp: Tenchi-maru state-barge,built 1630;
No thread that I could see for non-sail merchant vessels, so I'll use this one. A small fishing trawler that appears to be negotiating moderate swells. From Iceland, Sc. 265, 1950. Don
issued March 11th,1976 upper stamp: battleship "Shohei-maru" (1854) lower stamp: merchant ship (Edo periode)
issued April 12th,1976; from a set of 2 (the other stamp is a steamer); Training ship "Taisei-maru" (1903)
A set from Falkand \Islands Dependencies,issued in February,1954,showing different ships involved in the exploratin of the Dependencies.