Columbia subject headings:
Harvard subject headings:
Basel (Switzerland). Polizeidepartement--History.
Crime prevention--Switzerland--Basel--History.
Criminal justice, Administration of--Switzerland--Basel--History.
Internal security--Switzerland--Basel--History.
Police administration--Switzerland--Basel--History.
Police--Switzerland--Basel (Canton)--History.
Police--Switzerland--Basel--History.
Princeton subject headings:
Basel (Switzerland). Polizeidepartement--History.
Crime prevention--Switzerland--Basel--History.
Criminal justice, Administration of--Switzerland--Basel--History.
Internal security--Switzerland--Basel--History.
Police administration--Switzerland--Basel--History.
Police--Switzerland--Basel (Canton)--History.
Police--Switzerland--Basel--History.