Lot 6307
PUERTO RICO - UNITED STATES: 1869, Lettersheet from Mayaguez, privately carried to San Juan and franked for quadruple rate with 1 s. green, pl. 4, and 4 d. vermilion, pl. 11, tied "C61" with adjacent faint red "PORTO RICO PAID" and sent via "ST. THOMAS SP 11 69" to New York, charged with "40" cents, filing crease through 1 s., still attractive and quite scarce (SG Z38, 49)
