Columbia subject headings:
Harvard subject headings:
Algebra--History
Dedekind, Richard, 1831-1916--Correspondence.
Mathematicians--Germany--Correspondence.
Numbers, Real--History.
Weber, Heinrich, 1842-1913--Correspondence.
Princeton subject headings:
Algebra--History.
Dedekind, Richard, 1831-1916--Correspondence.
Mathematicians--Germany--Correspondence.
Numbers, Real--History.
Weber, Heinrich, 1842-1913--Correspondence.