Lot 1775 o
Philippines, Revenue, 1910, 500p emerald green, rouletted, blue control numbers, right half of stamp, purple "May" cancel, F.-V.F., very scarce (Warren 567Ra).Estimate $150 - 200.
The 200p black brown and 500p emerald green were a supplementary issue to the series of 1907-14. Warren notes that "entire specimens of [W-566 and W-567] are extremely rare." .