| | | Number | Denomination | Description | Perforation |
 |
 | O1 | 1c | King George VI | 12 |
|
 | O1a | 1c | King George VI | 12 |
|
 | O2 | 2c | King George VI | 12 |
|
 | O2a | 2c | King George VI | 12 |
|
 | O3 | 3c | King George VI | 12 |
|
 | O4 | 4c | King George VI | 12 |
|
 | O5 | 10c | Great Bear Lake | 12 |
|
 | O6 | 10c | Great Bear Lake | 12 |
|
 | O6a | 10c | no period after "S". | 12 |
|
 | O7 | 14c | Hydroelectric Plant | 12 |
|
 | O7a | 14c | no period after "S". | 12 |
|
 | O8 | 20c | Combine | 12 |
|
 | O8a | 20c | no period after "S". | 12 |
|
 | O9 | 50c | Lumbering | 12 |
|
 | O9a | 50c | no period after "S". | 12 |
|
 | O10 | $1 | Train Ferry | 12 |
|
 | O10a | $1 | no period after "S". Train Ferry | 12 |
|
 | O11 | 50c | Oil Wells, Alberta | 12 |
|
 | O12 | 1c | King George VI | 12 |
|
 | O13 | 2c | King George VI | 12 |
|
 | O14 | 3c | King George VI | 12 |
|
 | O15 | 4c | King George VI | 12 |
|
 | O15A | 5c | King George VI | 12 |
|
 | O15b | 4c | King George VI | 12 |
|
 | O16 | 1c | King George VI | 12 |
|
 | O17 | 2c | King George VI | 12 |
|
 | O18 | 3c | King George VI | 12 |
|
 | O19 | 4c | King George VI | 12 |
|
 | O20 | 5c | King George VI | 12 |
|
 | O21 | 10c | Great Bear Lake | 12 |
|
 | O22 | 14c | Power Station | 12 |
|
 | O23 | 20c | Combined Reaper-Harvester Ovpt. G | 12 |
|
 | O24 | 50c | Oil Wells, Alberta | 12 |
|
 | O25 | $1 | Train Ferry Ovpt. G | 12 |
|
 | O26 | 10c | Indians Drying Skins Ovpt. G | 12 |
|
 | O26a | 10c | Indians Drying Skins Ovpt. G | 12 |
|
 | O27 | 1 Dollar | Fisherman | |
|
 | O28 | 2c | King George VI | 12 |
|
 | O29 | 4c | King George VI | 12 |
|
 | O30 | 20c | Pulp and Paper | |
|
 | O31 | 7c | Canada Goose | 12 |
|
 | O32 | $1 | Totem Pole | 12 |
|
 | O33 | 1c | Queen Elizabeth II | 12 |
|
 | O34 | 2c | Queen Elizabeth II | 12 |
|
 | O35 | 3c | Queen Elizabeth II | 12 |
|
 | O36 | 4c | Queen Elizabeth II | 12 |
|
 | O37 | 5c | Queen Elizabeth II | 12 |
|
 | O38 | 50c | Textile Industries | 12 |
|
 | O38a | 50c | Textile Industries | 12 |
|
 | O39 | 10c | Eskimo in Kayak | 12 |
|
 | O39a | 10c | Eskimo in Kayak | 12 |
|
 | O40 | 1c | Queen Elizabeth II | 12 |
|
 | O41 | 2c | Queen Elizabeth II | 12 |
|
 | O43 | 4c | Queen Elizabeth II | 12 |
|
 | O44 | 5c | Queen Elizabeth II | 12 |
|
 | O45 | 20c | Paper Industry | 12 |
|
 | O45a | 20c | Paper Industry | 12 |
|
 | O46 | 1c | Queen Elizabeth II | 12 |
|
 | O46a | 1c | Queen Elizabeth II | 12 |
|
 | O47 | 2c | Queen Elizabeth II | 12 |
|
 | O47a | 2c | Queen Elizabeth II | 12 |
|
 | O48 | 4c | Queen Elizabeth II | 12 |
|
 | O49 | 5c | Queen Elizabeth II | 12 |