Letter from St. Thomas 17 February 1916 to nearby neighbour Island, Tortola. 25 BIT blue/blue King Frederik VIII tied by ST. THOMAS 17/2 1916 LAP and receiving mark on reverse ROAD-TOWN / TORTOLA V.I. / 7PM / FE22 / 16. After 1.10.1910 the favored 300 nautical mile Caribbean rate was abolished, and now 25 BIT UPU letter rate from 1.10.1910 – 31.3.1917.