The Elements of Graphic Statics and of General Graphic Methods, by William Ledyard Cathcart and J. Irvin Chaffee with L59 Illustrations.Cathcart, William Ledyard, l8551910
A biographical history of Robert Randall and his descendants 1608- 1909. by William L. Chaffin.William L. b. Chaffin1909
Revenues and expenditures of 79 Tennessee towns and cities 1956, by William T. Chaffin and Kenneth E. Spencer.William T. Chaffin1958
A Short Course in Graphic Statics for Students of Mechanical Engineering, by William Ledyard Cathcart ... and J. Irvin Chaffee ... 58 Illustrations.William Ledyard Cathcart1911