Material bearing on the gear manufacturing industry
By: Prepared by Divison of Economic Research and Planning, Alexander Sachs, director, with the assistance of J.A. Hanley and R. von Huhn
Edition: 1st ed.
Published: 1933
Place of publication: Washington]
Language: eng
Notes: Cover-title.

Type-written (carbon copy)

Microfilm. New York, N.Y., Columbia University Libraries, 1994. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1994.