Sources

The initial source for the home page and memories is a slide deck made by Arthur Gionta.

Most images of the history of MCI Communications are courtesy of the Hagley Digital Archive.

An excellent public online overview of the history of MCI Communications is provided by Wikipedia. See there also links to Bill McGowan and other interesting references.

The web site mci50.com is made by former employees and reflects our own personal memories.

There are also books on the history of MCI.

MCI has been instrumental in breaking up the telecommunications monopoly of the Bell System in the USA by introducing competition, technology and ever lower prices for innovative services. There are quite a few books from the folks who did not like this.