Queensland - Colonial: 1900-1917.
Listing of known date stamps by type.

The types on inscriptions on date stamps listed are:

  1. Electric Telegraph Office Ovals;
  2. Telegraph Office;
  3. T.O.
  4. T.O.K.

Electric Telegraph Office Ovals.

  Office Type Size Dates of use.
         
B Bowenville Incomplete strike   None indicated.
  Boynedale BO3 - ETO 24 × 42 mm 1912 - 1927 (?).
C Cairns BO3 - ETO 28 × 43 mm. 1 April 1882.
  Clintonvale BO3 - ETO 24 × 37 mm  
D Dakabin BO3 - ETO 26 × 39 mm. 1 August 1933 to 28 August 1935.
  Durah BO3 - ETO 26 × 42 mm. None indicated.
G Gatton      
M Moreton BO3 - ETO 27 × 41 mm. 20 June 1904.
  Mount Charlton BO3 - ETO    
  Mount Cuthbert BO3 - ETO    
  Mount Sturt BO5 - ETO 25 × 38 mm No date known.
  Musgrave BO3 - ETO    
N Nanango BO6 - ETO 27 × 42 mm.
(3 mm letters)		 18 July 1906.
  Nangwee BO3 - ETO 26 × 39 mm.
(2 mm letters).		 Archival only.
P Pile Light BO5 - ETO 27 × 42 mm Used on 2d red KGV Jubilee piece
(no date)
R Rockhampton BO3-ETO 27 × 35 mm 20 December 1902 to
5 January 1903.
T Townsville      
  Thompson's Point BO3-ETO 25.5 × ?? mm.  
W Ward's River RS BO3-ETO 24 × 38 mm  
  Wooloowin      

 

Telegraph Office/Telegraph

  Office Type/Size Dates of use.
       
B      
       
T Toowoomba SC1-TO (in violet): 25 mm. 13 June 1906 to 29 August 1906.
  Toowoombaba SC1-TO (in blue): 25 mm. 6 February 1914.
  Toowoomba SC1-TO (in black): 25 mm. 21 August 1919 to 12 May 1936.
  Toowoomba SC1-T (in black): 30 m. 16 May 1968 to 15 January 1970.
       
  Townsville SC1-TO November 1932 to 20 December 1943.
       

 

T.O.

  Office Type/Size Dates of use.
       
B Boondooma SC1: 31 mm 11 December 1940 - 8 Septenber 1973.
       
H Hidden Valley SC1: 30 mm. 24 November 1945 to 24 February 1959.
       
R Risenshine SC1: 31 mm. 13 June 1957 and 27 November 1963.
       
T Townsville SC1: 31 mm 11 August 1944 to 12 arch 1945.
       

T.O.K. (Telegraph/Telephone Office Keeper)

  Office Type/Size Dates of use.
       
D Drum Range SC1: 31 mm 24 January 1966.