Oman Timline (01-Jan-1981 - 31-Dec-1990)

COVER
Date: 11-Jan-1988
Cover Type: Airmail
COVER
Title: 1988 Registered Mail from Salalah CPO to Zimbabwe
Date: 26-Jan-1988
Cover Type: Commercial
Stamps
Title: 1988 Registered Mail from Salalah CPO to Zimbabwe
COVER
Title: 1988 Registered Mail to Malta
Date: 20-May-1988
Cover Type: Commercial
Stamps
Title: 1988 Registered Mail to Malta
COVER
Title: 1988 First Day Cover: Omani Traditional Handicrafts
Date: 01-Jun-1988
Cover Type: First Day Cover
Stamps
Title: 1988 First Day Cover: Omani Traditional Handicrafts
COVER
Title: 1988 Registered Mail from Masna to USA
Date: 01-Aug-1988
Cover Type: Commercial
Stamps
Title: 1988 Registered Mail from Masna to USA
COVER
Date: 27-Aug-1988
Cover Type: Airmail
COVER
Title: Year 1988 Preservation of the Historic City of Sana'a
Date: 27-Aug-1988
Cover Type: Airmail
Stamps
Title: Year 1988 Preservation of the Historic City of Sana'a
COVER
Date: 17-Sep-1988
Cover Type: First Day Cover
COVER
Date: 27-Sep-1988
Cover Type: Commercial
COVER
Title: 1988 First Day Cover: 40th Anniversary of World Health Organization (WHO)
Date: 01-Nov-1988
Cover Type: First Day Cover
Stamps
Title: 1988 First Day Cover: 40th Anniversary of World Health Organization (WHO)
COVER
Date: 18-Nov-1988
Cover Type: First Day Cover
COVER
Title: 1989 Registered Mail from Salalah CPO to Malta
Date: 13-Feb-1989
Cover Type: Commercial
Stamps
Title: 1989 Registered Mail from Salalah CPO to Malta
COVER
Title: 1989 Registered Mail from Suwaiq to Iran
Date: 03-Jun-1989
Cover Type: Commercial
Stamps
Title: 1989 Registered Mail from Suwaiq to Iran
COVER
Title: 1989 First Day Cover: Omani Costumes
Date: 26-Aug-1989
Cover Type: First Day Cover
Stamps
Title: 1989 First Day Cover: Omani Costumes
COVER
Date: 21-Oct-1989
Cover Type: Airmail