Progress in learning an auxiliary language, a report, the Institute of Educational Research, Division of Psychology, Teachers College, Columbia University
Contributors: Kennon, Laura Hall Vere, 1888-; Thorndike, Edward L. (Edward Lee), 1874-1949; International Auxiliary Language Association
Published: 1927
Place of publication: New York City
Language: eng
Number of pages: 38
Subjects: Esperanto; Study and teaching; Ido
Notes: At head of title: International Auxiliary Language Association in the United States, Incorporated.

"By E.L. Thorndike and Laura H.V. Kennon."

Microfilm. New York, N.Y., Columbia University Libraries, 1997. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1997.