09 December (Kenya ) within release Minerals goes into circulation Booklet Minerals face value 10 Kenyan shilling
Booklet Minerals in catalogues | |
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Stanley Gibbons: | Sg: KE SB7 |
Booklet is square format.
Contains SG numbers 107,108,110,111 and 113 in blocks of 4Also in the issue Minerals:
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Booklet Minerals in digits | |
Country: | Kenya |
Date: | 1977-12-09 |
Print: | Photogravure |
Perforation: | comb 14½ x 14¼ |
Emission: | Definitive |
Format: | Booklet |
Face Value: | 10 Kenyan shilling |
Booklet Minerals it reflects the thematic directions:
In geology and mineralogy, a mineral or mineral species is, broadly speaking, a solid substance with a fairly well-defined chemical composition and a specific crystal structure that occurs naturally in pure form