Subclass D - History (General).

Subclass DA - Great Britain.

Subclass DAW - Central Europe.

Subclass DB - Austria - Liechtenstein - Hungary - Czechoslovakia.

Subclass DC - France - Andorra - Manaco.

Subclass DD - Germany.

Subclass DE - Greco-Roman World.

Subclass DF - Greece.

Subclass DG - Italy - Malta.

Subclass DH - Low Countries - Benelux Countries.

Subclass DJ - Netherlands (Holland).

Subclass DJK - Eastern Europe (General).

Subclass DK - Russia. Soviet Union. Former Soviet Republics - Poland.

Subclass DL - Northern Europe. Scandinavia.

Subclass DP - Spain - Portugal.

Subclass DQ - Switzerland.

Subclass DR - Balkan Peninsula.

Subclass DS - Asia.

Subclass DT - Africa.

Subclass DU - Oceania (South Seas).

Subclass DX - Romanies

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