Includes Industrial Communications for January 17, with articles on Microwave Communications Inc. proposal, and the potential impact of the revocation of AT&T's TELPAK tariff on private microwave systems; letter from Radio Specialists Co., offering advice gained from their similar, unsuccessful project; Industrial Communications, dated February 28, article on AT&T's petition to the FCC to deny the Microwave application; drafts of rebuttals to AT&T's petition to deny, with technical specifications for proposed system; correspondence between attorney George McGrath, Goeken, and Michael Bader, concerning representation of Microwave in proceedings before the FCC; information submitted to Bader on financing and engineering arrangements related to Microwave's proposed system.