- Chemists3
- Foreign study3
- Heidelberg (Germany)3
- Universität Heidelberg✖[remove]3
- Boggs, W. L. (William Leland), 1833-18632
- Bunsen, R. (Robert), 1811-18992
- Columbia Theological Seminary. Faculty2
- Paris (France)2
- Woodrow, James, 1828-1907--Personal correspondence2
- Blum, J. Reinhard (Johann Reinhard), 1802-18831
- Boggs, George Washington, 1796-18711
- Boggs, W. E. (William Ellison), 1838-19201
- Bones, Marion Woodrow, 1832-18821
- Carius, Georg Ludwig, 1829-18751
- Cost and standard of living1
- Dresden (Germany)1
- Financial crises--United States1
- Germany1
- Germany--Politics and government--1848-18701
- Kirchhoff, G. (Gustav), 1824-18871
