AuthorLeet, Merwin A.
TitleRailway Mail Postmarks of Wisconsin and Upper Michigan
SeriesBulletin No. 12-1978
PublisherWisconsin Postal History Society
LibrariesLOW (partial photocopy) MAD
CommentsLowwood photocopy shows an RPO operated from Star Lake from 1903 to 1915 and from 1934 to 1938, with the postmark "STARLAKE & NEW LISBON R.P.O."