Columbia subject headings:
Harvard subject headings:
Astronomers--Germany--Correspondence.
Astronomy--History
Bode, Johann Elert, 1747-1826--Correspondence.
Gauss, Carl Friedrich, 1777-1855--Correspondence.
Mathematicians--Germany--Correspondence.
Mathematics--History.
Science--Philosophy
Princeton subject headings:
Astronomers--Germany--Correspondence.
Astronomy--History.
Bode, Johann Elert, 1747-1826--Correspondence.
Gauss, Carl Friedrich, 1777-1855--Correspondence.
Mathematicians--Germany--Correspondence.
Mathematics--History.
Science--Philosophy.