American Technical Society, James B. Griffith, Robert Hiester Montgomery, Dickinson, Arthur Lowes Sir, William M. Lybrand, F. H. Macpherson, Charles A. Sweetland, E. C. Landis, John A. Chamberlain, Glenn M. Hobbs, George C Russell, Oscar Eugene Perrigo, Andrew T. Bierkan, Charles Elbert Hathaway, C. H. Hunter, charles barrett, H. W. Quaintance, Miller, Charles A., William Schutte, William nichols, Jessie Shepherd · First published 1921