Oman Timline (01-Jan-1911 - 31-Dec-1920)

COVER
Title: 1917 Muscat Mail: Postage Due Mail sent to Bahrain
Date: 03-Dec-1917
Cover Type: Commercial
Stamps
Title: 1917 Muscat Mail: Postage Due Mail sent to Bahrain
COVER
Title: 1918 Mail sent from Muscat to Bombay
Date: 27-May-1918
Cover Type: Commercial
Stamps
Title: 1918 Mail sent from Muscat to Bombay
COVER
Title: 1918 Registered Mail sent from Muscat to Zanzibar
Date: 23-Aug-1918
Cover Type: Commercial
Stamps
Title: 1918 Registered Mail sent from Muscat to Zanzibar
COVER
Title: 1918 Registered Mail from Muscat to Bombay
Date: 12-Sep-1918
Cover Type: Commercial
Stamps
Title: 1918 Registered Mail from Muscat to Bombay
COVER
Title: 1918 Incoming Mail sent from Baghdad to Muscat
Date: 24-Nov-1918
Cover Type: Commercial
Stamps
Title: 1918 Incoming Mail sent from Baghdad to Muscat
COVER
Title: 1918 Mail sent from Muscat to Bombay
Date: 28-Dec-1918
Cover Type: Commercial
Stamps
Title: 1918 Mail sent from Muscat to Bombay
COVER
Title: 1919 OHMS Censored "M" Mail sent from Muscat to India during Imamate Rebellion
Date: 26-May-1919
Cover Type: Commercial
Stamps
Title: 1919 OHMS Censored "M" Mail sent from Muscat to India during Imamate Rebellion
COVER
Title: 1919 Postcard sent from Bahrain to Muscat
Date: 29-Sep-1919
Cover Type: Commercial
Stamps
Title: 1919 Postcard sent from Bahrain to Muscat
COVER
Title: 1919 Muscat Mail to USA with Registration Hand-Stamp Type r7
Date: 26-Nov-1919
Cover Type: Commercial
Stamps
Title: 1919 Muscat Mail to USA with Registration Hand-Stamp Type r7
COVER
Title: 1920 Registered Mail from Muscat to Bombay
Date: 25-Feb-1920
Cover Type: Commercial
Stamps
Title: 1920 Registered Mail from Muscat to Bombay
COVER
Title: 1920 Muscat Censorship Mail sent to England
Date: 08-Oct-1920
Cover Type: Commercial
Stamps
Title: 1920 Muscat Censorship Mail sent to England
REGISTRATION LABEL
Title: Type r5 - The Small-Sized MUSCAT Registration Hand-Stamp
Earliest Usage: 04-Feb-1913
Latest Usage: 18-Sep-1918
FULL DETAILS
CANCELLATION
Title: Type c19 - The Large Muscat Killer Date-Stamp
Earliest Usage: 08-Oct-1911
Latest Usage: 18-Jun-1941
FULL DETAILS
0.5a
Title: Imperial Inland Postage Rate: 1919 to 1921 Postal Administration: Indian Postal Administration
Earliest Usage: 01-Jan-1919 Latest Usage: 17-Apr-1921
FULL DETAILS
CENSORSHIP
Title: Type cs1 - Military Censorship at Muscat – The 1913 Revolt and the Treaty of Seeb
Earliest Usage: 20-Sep-1915
Latest Usage: 08-Oct-1920
FULL DETAILS