Tematica Meteoriti, comete, fenomeni astronomici

Angola (1)

Central African Republic (1)

Chad (2)

China (P.R.C.) (3)

Ciskei (1)

French Southern and Antarctic Lands (1)

Gabon (1)

Germany (2)

Greenland (1)

Grenada and the Grenadines (2)

Guinea (6)

Guyana (1)

Indonesia (1)

Korea (North) (2)

Madagascar (2)

Mali (19)

Mauritania (1)

Mongolia (1)

Niger (4)

Niuafo'ou (2)

Saudi Arabia (1)

South West Africa (1)

Togo (1)

U.S.S.R. (3)

Ukraine (1)

Union of the Comoros (1)