DIRECT SHIP MAIL BETWEEN ST.THOMAS-ST.JAN

 In Engstroms book illustrates the only cover known to have been canceled St.Jan  - March 27. 

This cover is send from ST.THOMAS to St.Jan.
St.Thomas (FRIDAY) 23 JANAURY - Arrival cancel St.Jan (Tuesday)27 January. Very rare.

Backstamped St. Jan 27 January.