Country

•  Africa (11)
•  Algeria (20)
•  Angola (3)
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•  Cameroun (1)
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•  Congo (24)
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•  Dahomey (9)
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•  Egypt (8)
•  Ethiopia (13)
•  France (1057)
•  Gabon (5)
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•  Great Britain (49)
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•  Syria (1)
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•  Turkey (16)
•  Ukrain (1)
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•  USA (174)
•  Venezuela (7)
•  Vietnam (3)
•  West Indies & Caraibean (4)
•  Yugoslavia (1)

Theme

•  Banks-Finance (3)
•  Canals (42)
•  Mines : gold (3)
•  Mines and quarries (1)
•  Oil (1)