The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Shells of Florida and the Gulf of Mexico. No. 6. The Cymatium. Marine Research Publications. Dextone. Dexter Press. Ektachrome by Helen S. O. Brien
Central Presbyterian Church. Helen O Brien. Dexter
N. J. Morristown. Washington headquarters. Dextone. Dexter Press. Helen O Brien
Ohio. Marblehead. Ohio Lake Erie Vacationland. Marblehead Lighthouse. Gainsborough Studio. Sandusky. Dexter. Helen S. O Brien
Florida. Daytona Beach. Beach Scene. Kingston Camera Store. Dextone. Ansco Color. Dexter Press. Helen O Brien. 1952
Florida. Daytona Beach. Beach Street. Kingston Camera Store. Dextone. Dexter Press. Helen O Brien. 1952
Grinnell. The Poweshiek County National Bank. Hurley Supply. Dextone. Dexter Press. Helen O Brien
Ohio. Erie County. Ohio Lake Erie Vacationland. The Blue Hotel. Gainsborough Studio. Dexter Press. Helen S. O Brien