D.O. Blood & Co., 15L17, 2c Bronze on Black on 1849 "PHILADA. RAILROAD" Cover, Blood's Label on Reverse

#20 in Vern Morris Census
Folded letter datelined February 9 (1849) and carried outbound from New York with red "PHILAD^ RAILROAD" straightline handstamp (Clarke 430e) struck twice, matching red New York circular datestamp. Addressed to Miss Helen Floyd Jones, care of General H. Floyd Jones, in South Oyster Bay, Long Island. A blue Blood’s advertisement label is affixed to the reverse.