United States, R.P.O. & Railroad Cover Collection. Over 70 covers, some 19th including 1849 Philad'a Railroad straight line with contents, couple 1867 B&O oval station cancels, some later 19th, most earlier 20th Century period, including Alaska group with a few picture post cards, very little duplication of postmarks, most seem more scarce, condition generally F-VF or better, some legal size, please inspect. Estimate  $400 - 600. $0