9 Railroad Total Communication Exchange Apparatus, Comprising Electronic Units Used to Coordinate All Communication Pathways from Locomotives, Talkback Units, Telephones, and Mobile Telephones Associated with Both Main Line Railroad Dispatchers and Terminal Communications, Performing Selection of Desired Talk Paths, Organizational and Informal Assistance, Conferencing, and Communications Management, and for Such Structural Components as Mainframe Central Processing Units, Communications Link Interface Computers, Maintainer Terminals, Cathode Ray Tube Communication Consoles, Communication Miniconsoles, and Parts Thereof