Railroad Cover Collection, 1851-1946, group of 24 covers in deluxe cover album, includes: 3c (11) with blue "Albany & Buffalo R.R." cds; 3c (11) with blue "Eastern R.R." cds; 3c (11) with "Boston & Albany R.R." cds; red 1845 straightline "Rail Road Car" on folded letter sheet; several 1870's-90's RPO's or Agent markings, 1896 New York "Collection & Distrubition Wagon" cds on 2c UPU postal; rimless "The Fast Mail, NY & Chic PO" on 5c entire to Belgium, etc., generally F-VF, nice mix of interests.