Search Results       Your search for [subject]MCI (Firm) -- History returned 1 record.           On the line : how MCI took on AT&T, and won!. by Kahaner, Larry.; New York, NY: Warner Books. Subject: MCI (Firm) -- History; American Telephone and Telegraph Company -- Reorganization -- History; Long distance telephone service -- United States -- History; Telephone companies -- United States -- History.          Add to Book Cart Relevance: 20.34%