
1) Seller of stamps 2) Smooching game 3) Stamp seller
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https://www.crosswordclues.com/clue/postoffice

Scott Joplin: Piano Rags is a 1970 ragtime piano album, consisting of compositions by Scott Joplin played by Joshua Rifkin, on the Nonesuch Records label. The original album`s cover states the name as Piano Rags by Scott Joplin, as contrasting the album`s spine. The record is considered to have been the first to reintroduce the music of pianist .....
Found on
http://en.wikipedia.org/wiki/PostOffice
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