Character and construction of the general business curve since 1877
Publisher: American Telephone & Telegraph Co., Comptroller's Department, Chief Statistician's Division
Published: 1924
Place of publication: New York
Language: eng
Subjects: Index numbers (Economics)
Notes: Cover-title.

Reproduced from type-written copy.

Microfilm. New York, N.Y., Columbia University Libraries, 1995. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1995.