Empire Builder in the Texas Panhandle: William Henry Bush. By Paul H. Carlson · College Station: Texas A&M Press, 1996. xv + 186 pp. Photographs, maps, notes, bibliography and index. $19.95. ISBN 89096-712-1. - King of the Wildcatters: The Life and Times of Tom Slick, 1883–1930. By Ray Miles · College Station: Texas A&M Press, 1996. xiii + 166 pp. Illustrations, notes, glossary, bibliography and index. $29.95. ISBN 89096-715-6.