11a GPO Duplex Obliterator

Brisbane GPO and QL Duplex Obliterator Page
Brisbane GPO and QL Obliterator Page 

Type 11 An oval of a number unbroken rays with GPO with no stops in the centre and letters 5 mm high. The datestamp is (24 - 25 mm in diameter) and has at each side between the names a square with 4 small dots. 

• Type 11a An oval of 45 unbroken rays with GPO with no stops in the centre and letters 5 mm high. The datestamp is 25 mm in diameter and the month is before the day and is rated Common. Recorded usage 14 July 1905 - 4 April 1911

1905

Type 11a GPO Duplex rated Common. Dated 5 September 1905

Type 11a GPO Duplex rated Common. Dated 12 September 1905

Type 11a GPO Duplex rated Common. Dated 4 October 1905. Seen on Ebay

Type 11a GPO Duplex rated Common. Dated 24 October 1905

Type 11a GPO Duplex rated Common. Dated 23 November 1905

Type 11a GPO Duplex rated Common. Dated 6 December 1905. Seen in a private collection

1906

Type 11a GPO Duplex rated Common. Dated 13 January 1906

Type 11a GPO Duplex rated Common. Dated 8 August 06

1907

Type 11a GPO Duplex rated Common. Dated 9 March 1907. Seen at Premier Postal auction no 136

Type 11a GPO Duplex rated Common. Dated 28 March 1907

Type 11a GPO Duplex rated Common. Dated 9 April 1907. Seen in a private collection

Type 11a GPO Duplex rated Common. Dated 3 June 1907. Seen on Ebay

Type 11a GPO Duplex rated Common. Dated 3 October 1907. Seen in a private collection

1908

Type 11a GPO Duplex rated Common. Dated 25 January 1908. Seen on Ebay

Type 11a GPO Duplex rated Common. Dated 25 August 1908

Type 11a GPO Duplex rated Common. Dated 22 September 1908. Seen on Ebay

1909

Type 11a GPO Duplex rated Common. Dated 26 January 1909. Seen on Ebay

Type 11a GPO Duplex rated Common. Dated 20 August 1909. Seen on Ebay

1910

Type 11a GPO Duplex rated Common. Dated 19 June 1910. Seen at Spink auction no 14015 lot no 2374

1911

Type 11a GPO Duplex rated Common. Dated 18 January 1911

Unknown year

Type 11a GPO Duplex rated Common. Dated 10 December. Seen at Michael Eastlick website

Type 11a GPO Duplex rated Common