Columbia subject headings:
Harvard subject headings:
Canada--Biography--Directories.
Capitalists and financiers--Canada--Directories.
Capitalists and financiers--Directories.
Capitalists and financiers--United States--Directories.
United States--Biography--Directories.
Princeton subject headings:
Businessmen--Canada--Biography.
Businessmen--United States--Biography.
Capitalists and financiers--Canada--Biography.
Capitalists and financiers--United States--Biography.