Puerto Rico two stampless folded letter covers 1860-1869 both having their original contents written in English from San Juan and Ponce. Both mailed to New York to the same person. (Image)

Puerto Rico cover canceled on June 18, 1880 in Havana. Mailed to New York. Old mount remains on reverse. Has 7/21/14 Weiss certificate stating “genuine usage, small tear at top.” (Image)

Puerto Rico assortment from 1862 to 1900. Consists of eleven covers, postal card, and postcards from the Spanish and American administrations. Condition varies but all items scanned. (Image)