A textbook of political economy E. C. Robinson Robinson, E. C. Economics. 330 ROT Microfilm. New York, N.Y., Columbia University Libraries, 1998. 1 microfilm reel, 35 mm. Filmed; NEH Project (FMEST); 1998. Master negative: 98-84436-9. No. 9 on a reel of 9 titles. London : Normal Correspondance College Press, 1902. 1998. 1902. 1902 Text [3], 4, 240 p. ; 1 microfilm reel, 35 mm. eng