Columbia subject headings:
Guitarists--England--Biography.
Perott, Boris, 1882-1958.
Physicians--Biography.
Harvard subject headings:
Guitarists--England--Biography.
Perott, Boris, 1882-1958.
Physicians--Biography
Princeton subject headings:
Guitarists--19th century--Biography.
Guitarists--20th century--Biography.
Perott, Boris, 1882-1958.
Physicians--20th century--Biography.