No stamp here, only information about the Lackawanna. The previous post contains a DL&W RR cancellation. The Lackawanna ran its mainline from New York City to Buffalo through building and acquisition.
Click on this map from the 1920s to to see the DLW lines of the time. In the the mid-1950s a hurricane wiped out the railroad's mainline in the Poconos. The consequent economic impact combined with long term decline in the railroad business led the the railroad to merge with its rival the Erie.