The National Guard in America began in the Revolutionary War. The Texas units resulted from the earlier concept and emerged in 1835 to resist Mexican oppression. Following achievement of statehood, Texas militiamen served in the Mexican War, the Civil War, and the Spanish-American War. As the twentieth century began, Texans had a long history of service in reserve military organizations in spite of a prevailing attitude of contempt for citizen soldiers held by influential regular army officials.

Previous reports have shown that killed cells of S. aureus potentiate the lethal effect of crude staphylococcal alpha toxin for mice. In the present study this synergistic effect has been demonstrated with highly purified preparations of alpha toxin. Time studies indicate that the active principle does not appear to be released until approximately two hours following administration of the whole cells.

This dissertation research addresses the question of whether the issuance of the FASB and SEC proposals had any effect on the common stock values of oil and gas producers. Of primary interest is a determination of the differential impact of these proposals on stock values of full-cost versus successful efforts firms.

This study analyzes federal and state pollution control and abatement legislation and provides a one-volume working explanation of those laws applicable to business operations. This analysis is limited to legislation aimed at controlling air and water pollution, and solid waste management.

Twelve freshwater gastropod families, 39 genera and 70 fossil and Recent species are recognized and systematically treated. Keys to the families, genera and species were constructed and all species are illustrated. The purpose of this study was to synthesize and update the taxonomy, zoogeography, origins and correlations with drainage systems of the entire Recent and fossil freshwater gastropod fauna of Texas.

The holomorphology of ll life stages of 20 western Nearctic Isoperla and one Cascadoperla was studied over the 3-year period 1975-1978. One monotypicgenus new to science, Cascadoperla, is described, and Cascadoperla tricture (Hoppe) designated as the type species. The nymph, adult male and female, and ova are described and illustrated.