Economics : an elementary textbook / W.J. Weston. Weston, W. J. (William Jayne) Economics. 330 WEE Includes index. Microfilm. New York, N.Y. : Columbia University Libraries, 1996. 1 microfilm reel ; 35 mm. Filmed; NEH Project (FMEST); 1996. Master negative: 96-83106-3. No. 3 on a reel of 5 titles. London ; New York : Sir I. Pitman, 1929. 1996. 1929. 1929 Text vii, 208 p. : 1 microfilm reel ; 35 mm. eng