Columbia subject headings:
Astronomers--Germany--Biography.
Bessel, F. W. (Friedrich Wilhelm), 1784-1846.
Harvard subject headings:
Astronomers--Germany--Biography
Bessel, F. W. (Friedrich Wilhelm), 1784-1846
Princeton subject headings:
Astronomers--Germany--Biography.
Bessel, F. W. (Friedrich Wilhelm), 1784-1846.