"John Armstrong (artist)" . . . "John Armstrong (artist)" . . . . . . . . . . "John Rutherford Armstrong" . . . "Armstrong, John" . . . "John Armstrong" . . . . . . . . "1893-11-14" . . . . "1973" . . . . . . . "John Allan Armstrong" . . . . . . . . . . "1973-05-19" . . . . . . . . . "1893" .