Recent Articles on Petroleum and Allied Substances

by A. R. Elliott, Alan Leighton, Alfred R. Powell, Arno Carl Fieldner, Arthur L. Murray, Arthur Warren Ambrose, Earl W. Wagy, F. J. Bailey, Frederick B. Tough, George Samuel Rice, George St. John Perrott, Harry Harkness Stoek, James R. Jones, John H. Wiggins, Joseph Wesley Thompson, Lee Clyde Ilsley, Oliver Bowles, Raymond Bardeen Ladoo, Robert J. Anderson, Roy Edward Collom, Roy O. Neal, Thomas Thornton Read, Thomas Varley, Vannoy Hartrog Manning, Walter A. Selvig, William Clifton Phalen, William Waugh Adams, A. B. Hooker, Ernest J. Gleim, John Edward Crawshaw, Fred D. Osgood · 1920