Clay Resources Bulletins
Clay Resources of Louisiana Test Data and Evaluation of Miscellaneous Clays
Clay Resources Bulletin No. 1
by L.H. Dixon, 1967. 107 pages.
Occurrence, Test Data and Evaluation of Clay for Making Lightweight Aggregate
Clay Resources Bulletin No. 2
by L. H. Dixon and M. E. Tyrell, 1969. 145 pages.
Occurrence Test Data and Evaluation of Clay for Making Structure Clay Products
Clay Resources Bulletin No. 3
by L. H. Dixon and M. E. Tyrell, 1972. 333 pages.
Clays of Louisiana, Shreveport Area
Clay Resources Bulletin No. 14
by J.W. Whittemore, 1927. 84 pages.