Columbia subject headings:
Businessmen--United States--Biography.
Cassatt, A. J. (Alexander Johnston), 1839-1906.
Pennsylvania Railroad.
Harvard subject headings:
Businessmen--United States--Biography
Cassatt, A. J. (Alexander Johnston), 1839-1906.
Pennsylvania Railroad.
Princeton subject headings:
Businesspeople--United States--Biography.
Cassatt, A. J. (Alexander Johnston), 1839-1906.
Pennsylvania Railroad.