Stamps of Portuguese Guinea, 50c denom
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postage
1914 Ceres issue unwmk (no perf info)
| X | 50c | org, sal | Ceres | |||
| X | 50c | vio | Ceres (1925) |
1931 ovpted
| - | 50c on 60c | dprose | Ceres |
1933 1933 issue wmk. Maltese cross
| X | 50c | ltbrn | Ceres |
1938, Aug Empire issue unwmk
| X | 50c | Mousinho de Albuquerque |
1946, Jan 2 Guinea discovery 500th issue
| - | 50c | grn | Nuno Tristao | |||
| - | 50c | Nuno Tristao |
1948 Lady of Fatima issue
| - | 50c | dkgrn |
1948, Apr 1948 issue
| X | 50c | musician |
1952 Medical Congress issue
| X | 50c | pur & choc | doctor conducting examination |
1953 beetles (1953)
| X | 50c | Anthia nimrod |
1953 Portugal stamp 100th issue
| X | 50c | ltyel & multi | 25r stamp of 1853 & arms of colonies |
1953, Jan Missionary Art Exhibit issue
| X | 50c |
1962, Jan 18 sports (1962 Portuguese Guinea)
| X | 50c | auto race |
1967, Jan 31 Navy Club issue
| - | 50c |
1967, May 13 Fatima apparition 50th issue
| X | 50c |
1969, Sep 25 Administration Reform issue
| X | 50c |
1972, May 25 Lusiads 400th issue
| X | 50c | multi | Luiz Camoens |
airmail
1938, Aug Empire issue
| - | 50c | org | plane over globe | .30–1.00 | .20–.30 |
postage due
1921 1921 due issue
| - | 50c |
1952 1952 due issue
| - | 50c | multi | numeral | — | — |
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