Oman Timline (07-Mar-1981 - 07-Mar-1990)

COVER
Title: 1981 First Day Cover: National Police Day
Date: 07-Feb-1981
Cover Type: First Day Cover
Stamps
Title: 1981 First Day Cover: National Police Day
COVER
Title: 1981 Registered Mail from Matrah to England
Date: 19-Feb-1981
Cover Type: Commercial
Stamps
Title: 1981 Registered Mail from Matrah to England
COVER
Date: 19-Mar-1981
Cover Type: Airmail
COVER
Title: 1981 Registered Mail from Matrah to England
Date: 21-Mar-1981
Cover Type: Commercial
Stamps
Title: 1981 Registered Mail from Matrah to England
COVER
Date: 01-Apr-1981
Cover Type: Airmail
COVER
Title: 1981 Registered Mail from Central PO (Muscat) to England
Date: 18-May-1981
Cover Type: Commercial
Stamps
Title: 1981 Registered Mail from Central PO (Muscat) to England
COVER
Title: 1981 Registered Airmail from Seeb to Abu Dhabi
Date: 01-Jul-1981
Cover Type: Commercial
Stamps
Title: 1981 Registered Airmail from Seeb to Abu Dhabi
COVER
Title: 1981 Registered Mail from Central Post Office (Muscat) to England
Date: 19-Sep-1981
Cover Type: Commercial
Stamps
Title: 1981 Registered Mail from Central Post Office (Muscat) to England
COVER
Date: 11-Oct-1981
Cover Type: Airmail
COVER
Date: 16-Oct-1981
Cover Type: Airmail
COVER
Date: 29-Oct-1981
Cover Type: First Day Cover
COVER
Date: 18-Nov-1981
Cover Type: First Day Cover
COVER
Title: 1982 First Day Cover: National Police Day with Date Error
Date: 18-Nov-1981
Cover Type: First Day Cover
Stamps
Title: 1982 First Day Cover: National Police Day with Date Error
COVER
Date: 23-Nov-1981
Cover Type: Airmail
COVER
Date: 23-Nov-1981
Cover Type: First Day Cover