1955 Brooklyn Dodgers Passport, envelope, and mailing envelope.  Outstanding marketing piece relating to the 1955 season, including the original blue paper envelope and folding passport, produced after the 1955 Dodgers championship season, entitling the bearer "permission and authorization to pass about freely (all the Wonderful 1955 World Series Information), also secures admission to, and acceptance in, the beautiful "State of Mind" - BROOKLYN."  Passport and blue envelope in apparent EX/MT condition, unmailed outer envelope slightly lesser.