Telephone investigation
Subtitle: Special investigation docket no. 1. Report on American telephone and telegraph company depreciation accounting and engineering methods (pursuant to Public resolution no. 8, 74th Congress) ...
Published: 1937
Place of publication: Washington
Language: eng
Subjects: Depreciation; Accounting; Telephone; American Telephone and Telegraph Company
Other titles: American telephone and telegraph company depreciation accounting and engineering methods.
Notes: At head of title: Federal Communications Commission. Engineering Department.

Reproduced fom typewritten copy.

Paged continuously.