 Letter from Mississippi State Geologist Eugene W. Hilgard to Mississippi Governor John J. Pettus; November 29, 1859 |
 Statement from T. C. Rhodes to Mississippi Governor John J. Pettus; May 25, 1860 |
 Letter from A. E. Lewis to Mississippi Governor John J. Pettus; September 26, 1860 |
 Letter from George Sumrall to Mississippi Governor John J. Pettus; November 17, 1860 |
 Letter from A. E. Lewis to Mississippi Governor John J. Pettus; February 12, 1860 |
 Letter from W. A. Champlain to Mississippi Governor John Jones Pettus; May 23, 1862 |
 Letter from John Francis Hamtramck Claiborne to Mississippi Governor John J. Pettus; August 4, 1862 |
 Letter from Charles F. Howell to Mississippi Governor John J. Pettus; August 23, 1862 |
 Letter from A. E. Lewis to Mississippi Governor John J. Pettus; April 21, 1863 |
 Letter from A. E. Lewis to Mississippi Governor John J. Pettus; January 18, 1863 |
 Letter from Sidoine Krebs to Mississippi Governor John J. Pettus; February 7, 1863 |
 Letter from Jonathan J. Downs to Mississippi Governor John J. Pettus; September 10, 1860 |
