In 1964, Wallace published ''Ranald S. McKenzie of the Texas Frontier'' a study of the exploits of Ranald Slidell Mackenzie (1840-1889) in the Texas Panhandle. IN He also published a study of the closing of the Texas frontier in 1965 entitled ''Texas in Turmoil''. His last book, ''The Howling of the Coyotes Reconstruction Efforts to Divide Texas'' in 1979 is a study of the attempt to divide Texas during [[Reconstruction]].<ref name=itwentybias>David Murrah, "Replacing the I-35 Bias with an I-20 Bias: The Landmark Work of Richardson, Holden, and Wallace," ''West Texas Historical Review,'' Vol. 90 (2014), pp. 54-55.</ref> | In 1964, Wallace published ''Ranald S. McKenzie of the Texas Frontier'' a study of the exploits of Ranald Slidell Mackenzie (1840-1889) in the Texas Panhandle. IN He also published a study of the closing of the Texas frontier in 1965 entitled ''Texas in Turmoil''. His last book, ''The Howling of the Coyotes Reconstruction Efforts to Divide Texas'' in 1979 is a study of the attempt to divide Texas during [[Reconstruction]].<ref name=itwentybias>David Murrah, "Replacing the I-35 Bias with an I-20 Bias: The Landmark Work of Richardson, Holden, and Wallace," ''West Texas Historical Review,'' Vol. 90 (2014), pp. 54-55.</ref> |