Title: 1886-08-13 MACKINAC ISLAND MICH***W----BOSTON TIME ON THE BOTTOM RECEIVED MARK-----BLACK 27MM DOUBLE CIRCLE CDS ON POSTAL STATIONARY----TO MRS OAKES, EXETER, ROCKINGHAM CO, NEW HAMPSHIRE----ADVERTISING CORNER CARD--HENRY M. DUFFIELD, MACKINAC, MICH---COVER ONLY---1PG----ERNIES COLLECTION $10 Item ID: E0-31045 View Map