Most Popular Books
- Life and work of C.F. Marbut, soil scientist
- Soils of the United States. (Edition, 1913.); Volume no.96
- The Evolution of the Northern Part of the Lowlands of South Eastern Missouri, Volume 1, issues 1-5
- The Evolution of the Northern Part of the Lowlands of South Eastern Missouri, Volume 1, issues 1-5
- The Evolution of the Northern Part of the Lowlands of South-Eastern Missouri







