Columbia subject headings:
Harvard subject headings:
Businessmen--Switzerland--Biography.
Dreyfus, Isaac, 1785-1845.
Dreyfuss, Isaac, 1785-1845.
Jewish businesspeople--Switzerland--Basel--Biography.
Jews--France--Alsace--Biography.
Jews--Switzerland--Basel--Biography.
Princeton subject headings:
Dreyfuss, Isaac, 1785-1845.
Jewish businesspeople--Switzerland--Basel--Biography.
Jews--France--Alsace--Biography.
Jews--Switzerland--Basel--Biography.