1. Telephone. Summary of monthly reports of large telephone carriers in United States, compilations, subject to revision, from reports of revenues and expenses of 91 telephone carriers, each having annual operating revenues in excess of $250,000, Sept. 1838 and 1937 [and 9 months ended with Sept. 1938 and 1937]. Bookmark Corporate/Agency Authors: Federal, Communications Commission Publisher: Federal, Communications Commission Date: [1938.] SuDoc number: CC 1.14:938/9