National City Lines (English Wikipedia)

"GM and the Red Cars". General Motors and its subsidiary, National City Lines, along with seven other corporations were indicted on two counts under the Sherman Antitrust Act. They were charged with: Conspiring to acquire control of a number of transit companies, forming a transportation monpoly [sic]; Conspiring to monopolize sales of buses and supplies to companies owned by National City Lines. The defendants were acquitted on the first count. General Motors was convicted on the second count

baltimorestreetcar.org

"Paving the Way for Buses – The Great GM Streetcar Conspiracy Part II - The Plot Clots". Archived from the original on 2004-07-02. Retrieved 2010-10-23. In any event, the Utility Act now put a large number of transit companies on the market. In 1936, GM formed National City Lines and aggressively began to buy transit companies and substitute diesel buses for streetcars.
"Paving the Way for Buses – The Great GM Streetcar Conspiracy Part II - The Plot Clots". Archived from the original on 2004-07-02. Retrieved 2010-10-23. National City Lines and Pacific City Lines merged in 1948 and continued their practice of "bustitution."

Geddes, Phil (July 1969). "21+20+78=4". Commercial Car Journal. 117: 86–91. hdl:2027/mdp.39015022419066.

"National City control passes to Dallas investor". Commercial Carrier Journal. 38. Radnor, PA: Chilton: 40. Jan 1981. Retrieved 13 January 2016. National City control passes to Dallas investor DALLAS—Harold C. Simmons Dallas has apparently won control of National City Lines, Inc, which includes control over T.I. M. E -DC. Control of the trucking company was gained through a stock tender offer of $20 a share for all of National City Lines' 2.1 million shares. The offer was made through C tran Corp. which Simmons owns.

Rev. M. L. King; Rev. U. J. Fields. "8 December 1955 To the National City Lines, Inc. Montgomery, Ala". Martin Luther King, Jr. and the Global Freedom Struggle. Stanford University. Retrieved 6 July 2010.

"Paving the Way for Buses – The Great GM Streetcar Conspiracy Part II - The Plot Clots". Archived from the original on 2004-07-02. Retrieved 2010-10-23. In any event, the Utility Act now put a large number of transit companies on the market. In 1936, GM formed National City Lines and aggressively began to buy transit companies and substitute diesel buses for streetcars.
"Paving the Way for Buses – The Great GM Streetcar Conspiracy Part II - The Plot Clots". Archived from the original on 2004-07-02. Retrieved 2010-10-23. National City Lines and Pacific City Lines merged in 1948 and continued their practice of "bustitution."
Snell, Bradford C. (1974). American ground transport: a proposal for restructuring the automobile, truck, bus, and rail industries. Washington: U.S. Govt. Print. Off. p. 103. Archived from the original on 2007-11-20. Retrieved 2010-07-06. The court imposed a sanction of $5,000 on GM. In addition, the jury convicted H.C. Grossman, who was then treasurer of General Motors. Grossman had played a key role in the motorization campaigns and had served as a director of PCL when that company undertook the dismantlement of the $100 million Pacific Electric system. The court fined Grossman the magnanimous sum of $1

Snell, Bradford C. (1974). American ground transport: a proposal for restructuring the automobile, truck, bus, and rail industries. Washington: U.S. Govt. Print. Off. p. 103. Archived from the original on 2007-11-20. Retrieved 2010-07-06. The court imposed a sanction of $5,000 on GM. In addition, the jury convicted H.C. Grossman, who was then treasurer of General Motors. Grossman had played a key role in the motorization campaigns and had served as a director of PCL when that company undertook the dismantlement of the $100 million Pacific Electric system. The court fined Grossman the magnanimous sum of $1