| Authors(s) | Schmidt, K. P. |
| Year | 1928 |
| Title | Scientific survey of Porto Rico and the Virgin Islands. New York Acad. Sci. 160 pp. |
| Authors(s) | Schmidt, K. P. |
| Year | 1928 |
| Title | Scientific survey of Porto Rico and the Virgin Islands. New York Acad. Sci. 160 pp. |