1898, 1 c. yellow-brown pair and single tied to envelope by MAYAGUEZ PORTO RICO / MIL. STA. No 3 Nov 10 1898 duplex ties US 2c Carmine to envelope addressed to San Juan, backstamped MIL. STA, No 4 W.D.C. SAN JUAN PORTO RICO / REC"D Nov 19, cover flaw on top and missing most of backflap, fine and very scarce.
