AT&T's application for the BSOC 9 Exchange Access for Interstate Customers [EAFIC] tariff, similar to ENFIA, with tariff pages; Common Carrier Bureau partial granting of the application; MCI internal correspondence on the issue and supporting material of 1979 AT&T's response to Leased Data Services, Inc. application for reselling metered private use service on MCI network.

AT&T's filing for ENFIA BSOC 8 tariff revision regarding use of ENFIA by OCCs in connection with the resale of MTS and WATS; MCI petitions to reject the tariff and AT&T's opposition and reply to petitions; letter to K. Cox from Engineering and Economic consultant James A. Montanye about an allocation of exchange costs on originating and terminating ends of the connection; other correspondence on the issue; MCI petition for declaratory ruling; FCC order rejecting part of the tariff revision and granting MCI petition for investigation; AT&T's request for reconsideration of the order, MCI's opposition to petition for reconsideration and AT&T's reply to opposition.

Drafts and final copy of MCI's petition against AT&T's efforts to impose ENFIA charges for the use of local exchange facilities in connection with the resale and sharing of WATS.

FCC newsletter announcing withdrawal of Common Carrier Bureau special permission to AT&T to increase domestic and international rates for MTS, WATS and Private Line services until additional data submitted; AT&T's William R. Stump response to Common Carrier Bureau; K. Cox's letter to Common Carrier Bureau with respect to Stump's letter; AT&T's application for revision to tariff 259 granted by Common Carrier Bureau; motion for declaratory ruling by Ad Hoc Telecommunications Users Committee and Tele-Communications Association opposing AT&T's revisions to tariffs.

AT&T's application no. 49 on behalf of BSOC for a waiver of certain requirements of Commission's rules in filing tariff BSOC 9, exchange access for resale of interstate Message Telecommunications Services [MTS] and Wide Area Telecommunications Services [WATS]; MCI letter to FCC opposing the proposed tariff, letter from Tariff Division of Common Carrier Bureau to AT&T partially granting the application.

Application no.50 with tariff material; letters from Haley, Bader and Potts on behalf of MCI to FCC Secretary W. Tricarico opposing the application; letters to Tricarico from Satellite Business System and ECS Telecommunications supporting new tariff changes; letter from Common Carrier Bureau Chief Gary Epstein to AT&T granting the application for the time until FCC finds type of interconnection to which OCCs will be entitled; material of AT&T's ENFIA tariff.

Drafts of McGowan's letter to FCC Chairman Mark S. Fowler claiming that recent AT&T's filings with FCC construct an anti-competitive conduct and a misuse of ENFIA tariff; also includes memo on current status of Texas PUC Docket 3920.

Documents regarding MCI's concerns about AT&T's intention to prevent OCCs from effectively reselling its WATS services: MCI telegram to AT&T, answer from AT&T's Director of Business Relations M.R. Wheeler, Jr., K. Cox's letter to FCC; James D. Ferguson's, MCI Vice President, letter to Common Carrier Bureau.

AT&T's application regarding new interconnection arrangements under a proposed new ENFIA tariff BSOC 9 for interstate access - trunk termination, with tariff pages; MCI and South Pacific Communications Company oppositions to the application; Common Carrier Bureau special permission granting the application.

Copy of AT&T's filing for new interconnection arrangements ENFIA B [a trunk termination at a Telephone company end office] and ENFIA C [termination at local tandem office] sent to K. Cox; MCI internal correspondence with comments on the issue and a petition to FCC to suspend or reject new tariff; Satellite Business Company's response to FCC on BSOC 9.

Tariff material for filing of new interconnection arrangements for OCCs: ENFIA B and ENFIA C; MCI's petition to reject or suspend the tariff; AT&T's reply to the petition.

AT&T's applications nos. 1621 and 1626 for revision of tariffs no. 259 [WATS], no. 263 [long distance MTS] and no. 266 [MTS/WATS], with tariff pages; Common Carrier Bureau letter granting application partially; draft of Cox's letter to Chief of Tariff Division of Common Carrier Bureau Jay L. Witkin opposing granted tariffs; AT&T's answer to Cox's letter; draft of MCI response to be filed with FCC in opposition of application no. 1626; FCC denial of application 1626.

AT&T's letter to FCC Secretary W. Tricarico about new tariff it is going to file; MCI's petition to reject revised BSCO 9 rates of ENFIA B and ENFIA C [Transmittal no. 45] filed on November 2, 1981 on the basis of arbitrary reassignment of expenses by AT&T; reply from AT&T to FCC.

Correspondence between MCI and AT&T on the feature enabled by ENFIA Tariff 9 - access from AT&T's Charge-a-Call phones to OCCs networks.

MCI petition to reject or suspend BSOC Tariff 10 proposing an increase of approximately 250% over existed ENFIA charges; MCI comments supplementing the petition, with attachments.

Letter to FCC Secretary William J. Tricarico from AT&T director of tariffs and costs J.F. Dowling with accompanying tariff material sent for filing pursuant to the Commission's order of April 30, 1982.

AT&T filing tariff materials for revised BSOC 8 tariff of April 28, May 23 and June 7, 1983; Cox's draft of the letter to Common Carrier Bureau Chief Gary Epstein about proposed increase in the ENFIA rates; FCC rejection of OCCs' petitions to reject or suspend rates increase, June 8, 1983.

Documents relating to Washington Utilities and Transportation Committee and NARUC appeals of FCC decision in Docket 18920 arguing the Commission's statutory authority to sanction a policy of unlimited competition in a regulated telecommunications industry, with an emphasis on environmental impact of adopted policy: FCC letter to Council on Environmental Quality regarding FCC policy consistency with the National Environmental Policy Act; MCI preparatory material for discussing environmental issue in case pleadings; memo regarding NARUC petition with the Supreme Court to review the Ninth Circuit's decision in 71-2919.

Briefs of petitioners and intervenors, including MCI; reply brief of NARUC.

Procedural motions and petitions of parties and Court orders; notice from the Court to K.Cox on oral hearing on February 15, 1973; Court Judgment of January 20, 1975 affirming FCC order in Docket 18920; NARUC petition for rehearing; Cox's handwritten notes.

Consolidated cases of Ralph Nader and Reuben Robertson v. FCC and MCI v. FCC appealing FCC decision in Docket 19129 - MCI brief for the petitioner.

AT&T appealed decision of the District Court for the Eastern District of Pennsylvania Judge Newcomer in Civil Docket 73-2499 granting MCI's motion for preliminary injunction and compelling Bell to provide essential interconnection to MCI. Documents include orders of the District court civil docket 73-2499 and pleadings and orders in Court of Appeals docket 74-1104; letter to Judge Thomas F. Quinn from Irving R. Segal, an attorney for AT&T in response to Cox's letter of April 8, 1974 in support of MCI request for interconnection.

MCI motion to dismiss the case and memorandum in support of the motion; Bell's opposition to the motion; other pleadings in the case; Court orders; drafts for MCI presentation at oral argument; Ken Cox's letter to Judge Quinn of April 8, 1974 [see relating AT&T letter, above]; paper clips.

Documents of case in the Court of Appeals for the Second Circuit no. 73-2730, AT&T v. FCC, with Cox's notes; MCI brief and reply brief to Bell's statement of facts in 74-1104.

Brief and reply brief for appellants; letters from Haley, Bader & Potts to John Worthington regarding dismissing suit against AT&T in Pennsylvania District Court.

Documents relating to case 74-1220, North Carolina Utilities Commission [NCPUC] v. FCC consolidated with cases: 74-1390 Carolina Telephone and Telegraph Company et al. v. FCC, 74-1449 AT&T et al. v. FCC, 74-1514 NARUC v. FCC, 74-1515 United States Independent Telephone Association [USITA] v. FCC, and 74-1516 Continental Telephone Corporation v. FCC all arguing FCC primacy in authority over the terms and conditions governing the interconnection of customer-provided equipment to the national switched public telephone network: petitions, motions, briefs, supporting material, mostly my MCI as intervenor, orders of the court.