Columbia subject headings:
Harvard subject headings:
Forced labor--Czech Republic--Jáchymov--History--20th century.
Prisoners of war--Czech Republic--Jáchymov--Social conditions--20th century.
Prisoners of war--Germany--Social conditions--20th century.
Uranium industry--Czech Republic--Jáchymov--History--20th century.
Uranium mines and mining--Czech Republic--Jáchymov--History--20th century.
Princeton subject headings:
Forced labor--Czech Republic--History--20th century.
Uranium mines and mining--Czech Republic--History--20th century.