Now showing: Canada - Postage stamps (1950 - 1959) - 11 stamps.
2. únor WM: Žádný Perforation: 12
1. duben WM: Žádný Design: Emanuel Otto Hahn Engraving: Silas Robert Allen Perforation: 12
1. květen WM: Žádný Sheetsize: 100 Design: Herman Herbert Schwartz Engraving: Silas Robert Allen Perforation: 12
| No. | Typ | D | Color | Description |
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| 275 | GG | 1C | brownish violet | (176.928.800) | 0.29 | - | 0.29 | - | USD |
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| 276 | GH | 2C | green | (338.000.000) | 0.29 | - | 0.29 | - | USD |
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| 277 | GI | 3C | red | (348.683.800) | 0.29 | - | 0.29 | - | USD |
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| 278 | GJ | 4C | violet | (447.716.450) | 0.29 | - | 0.29 | - | USD |
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| 279 | GK | 5C | ultramarine | (118.240.000) | 0.29 | - | 0.29 | - | USD |
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| 275‑279 | 1.45 | - | 1.45 | - | USD |
1. červen WM: Žádný Design: E. Hahan Perforation: 12
2. listopad WM: Žádný Design: Alan L. Pollock Engraving: Joseph Keller Perforation: 12
