Author Details for "Hawn, Frederick"
| Title | Author(s) | Publication | Year | Online Access |
|---|---|---|---|---|
| The Trias of Kansas | Hawn, Frederick | St. Louis Academy of Sciences, Transactions vol. 1, pp. 171-172 | 1858 | N/A |
| Title | Author(s) | Publication | Year | Online Access |
|---|---|---|---|---|
| The Trias of Kansas | Hawn, Frederick | St. Louis Academy of Sciences, Transactions vol. 1, pp. 171-172 | 1858 | N/A |