Stamps of PANAMA
EXPRESO MAIL
It arrived to the Panama post office on Nov 16 at 5 PM, 1931 (TWN-PAN-070)
1931 Nov 16 (EXP-DAV-018), EXPRESO (EXP-DAV-0XX) express mail and CORREO AEREO (AIR-DAV-002) from David to Panama
1927 Feb 10 (TWN-COL-059) with E1 Special Delivery stamp from Colon to the Canal Zone
COLON Post Office
DAVID Post Office