Directory of field contacts for the coordination of the use of radio frequencies.
| Format | Book |
| Publication Info | Washington, D.C. : IRAC Secretariat, Spectrum Management Support Division, Office of Telecommunications, Dept. of Commerce. |
| Description | volumes ; 27 cm |
| Subjects |
| Other author/creator | United States. Department of Commerce. Office of Telecommunications. IRAC Secretariat. |
| Other author/creator | United States. Federal Communications Commission. |
| Other author/creator | United States. Office of Telecommunications Policy. |
| Other author/creator | United States. Department of Commerce. Office of Telecommunications. |
| Other author/creator | United States. National Telecommunications and Information Administration. |
| Frequency | Annual |
| General note | Description based on: Apr. 1, 1978; title from cover. |
| Other forms | Vols. for <1978>-19 distributed to depository libraries on microfiche. |
| Issuing body | Vols. for <1971-> issued by the Federal Communications Commission (<1971-1973, 1977-1978> with the Executive Office of the President, Office of Telecommunications Policy; <1976> with the Office of Telecommunications; <1979>-1995 with the National Telecommunications and Information Administration). |
| Issuing body | Vol. for 1978 prepared and published by: IRAC Secretariat, Spectrum Management Support Division, Office of Telecommunications, Dept. of Commerce. |
| LCCN | 80643305 |
| ISSN | 0198-6422 |
| GPO item number | 0285-C |
| Govt. docs number | CC 1.2:R 11/14/ |
| Govt. docs number | CC 1.2/10: CC 1.2/2:985 |