Oil and gas in northwestern Louisiana with special reference to the Caddo field.
By G.D. Harris, geologist, and I. Perrine and W.E. Hopper, asst. geologists. Made under the direction of the Louisiana experiment stations.
- Baton Rouge, The New Advocate, Official Journal, 1909.
- 52 p. illus. 23 cm.
- Louisiana. Geological survey. Bulletin no. 8 .