Career
Dreyer emigrated from Germany because of Nazi policy. Dreyer represented South Africa in Chess Olympiads at Munich 1958, Tel Aviv 1964, Havana 1966, and Siegen 1970.
Dreyer emigrated from Germany because of Nazi policy. Dreyer represented South Africa in Chess Olympiads at Munich 1958, Tel Aviv 1964, Havana 1966, and Siegen 1970.