Columbia subject headings:
Corwin, Norman, 1910-2011.
Radio broadcasting--United States--History.
Radio producers and directors--United States--Biography.
Harvard subject headings:
Corwin, Norman, 1910-
Corwin, Norman, 1910-2011
Radio broadcasting--United States--History
Radio producers and directors--United States--Biography.
Princeton subject headings:
Corwin, Norman, 1910-2011.
Radio broadcasting--United States--History.
Radio producers and directors--United States--Biography.