Of what age the salt is in the Coastal domes I could not say, but surmised it to be of Eocene age. I added that I knew of no acid thins in the Eocene. The leading geologists merely came not convinced with my presentation, but I think no one will claim to know the actual age of the salt in the domes. I understand there is Permian underground at Uvalde, Texas. The red beds and anhydrite at Malone Texas called by Chapin Upper Jurassic C L Baker has shown me an unpublished small ride of Permian age. Dumble said there is much anhydrite a sypsum in the older Cengric of N.E. Mexico's. Lost this up. Plummer and Hager traced the Leff. Our trend S.W. from Belf to about Houston area. Plum- mur said there was an underground ridge lately Jackson Min that has the trend of the Leff. Look up this matter; it cannot, however, apply to older time than the Permian. Prouss shows in his paper of 1946 that the out of Okla., Ark and beneath Red River have an E-W a better slightly S.E trend. Runs counter to the