01 January (Nyassa ) within release Nyassa Company goes into circulation Stamp Vasco da Gama face value 6 Portuguese centavo
Stamp Vasco da Gama in catalogues | |
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Stamp Number: | Sn: PT-NY 114 |
Stanley Gibbons: | Sg: PT-NY 122 |
Afinsa-Mundifil: | Afi: PT-NY 114a |
Stamp is square format.
Also in the issue Nyassa Company:
Data entry completed
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Stamp Vasco da Gama in digits | |
Country: | Nyassa |
Date: | 1921-01-01 |
Print: | Recess |
Perforation: | 12½ |
Emission: | Definitive |
Format: | Stamp |
Face Value: | 6 Portuguese centavo |
Stamp Vasco da Gama it reflects the thematic directions:
Exploration is the process of exploring, an activity which has some expectation of discovery. Organised exploration is largely a human activity, but exploratory activity is common to most organisms capable of directed locomotion and the ability to learn, and has been described in, amongst others, social insects foraging behaviour, where feedback from returning individuals affects the activity of other members of the group