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Some of the azoic rocks are the oldest known, and others not, for there are granites in Texas, in Burnet, Llano and San Saba counties, which have been thrown up during the formation of the rocks of the older Silurian. At the base of the preceding diagram, life began in Texas, from which, extending upwards, there has been a regular progression until the present time. Life also began in many other countries at the same period. The. details of its progression from then till now are given is geological works.

WORK DONE IN THE SURVEY THE PAST SEASON

Just one week (eleventh of May) after the adjournment of the Legislature, we started in the field work of the survey, with Charles E. Hall as sub-assistant, Friench Simpson and Jack Coke as amateurs, going without wages to see and learn and help in the work; James E. Horn, bookkeeper and commissary; Wm. D. Carrington, Ed. Shands, and one other person made the party.

As we could not start or buy an outfit until an appropriation was made, and as such appropriation was only made on the eve of-the adjournment of the Legislature, it will be seen that we were quick and prompt to begin the work.

Our trip during the summer has only been a general reconnoisance, or partial survey of the following counties: Burleson, Milam, Robertson, Limestone, Leon, Houston, Anderson, Cherokee, Nacogdoches, Rusk, Smith , Henderson, Van Zandt, Kaufman, Rockwall, Upshur, Harrison, Marion, Dallas, Collin, Grayson, Fannin, Lamar, Tarrant, Parker, Wise, Cooke, Montague, Clay, Jack, Young, Wichita, Throckmorton, Stephens, Shackleford, Haskell, Jones, Callahan, Coleman, Brown, Lampasas, San Saba, Llano, Burnet and Williamson counties.

No detailed surveys Lave been made, the object being merely to ascertain the leading geological, mineralogical and agricultural features of the counties visited, as a guide to future examinations, and aid to the capitalist and immigrant. Our party were kindly received by the inhabitants of the counties, who often gave us material assistance,, for which we can only give them our thanks. To the following persons we were indebted for special favors,: Mr. T. C. Glass, Mr. Herndon and Dr. Morrow. of Calvert also, to Mr. Brown, of the Texas Farm and Home, of the