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