(Outgoing Philadelphia) 1853 Philadelphia, Pa. To Neuchatel, Switzerland. Folded letter with blue "Philadelphia, Pa., Feb 1" cds, red straight line "Paid" and manuscript "35" rate for Prussian closed mail, rate crossed out in New York and credited "12" to Prussia, reverse with red Aachen transit and matching "Franco" handstamp, Very Fine. Estimate  $200 - 300. $0 (Image)