Motorcoach Operators Ass'n v. Board of Street Railway Commissioners

A controversy arose between the board of street railway commissioners of the city of Detroit and two sets of employees as to the proper rule of seniority in employment. Under previous regulations, there had existed two separate and distinct systems of seniority, one applicable to the motorcoach drivers exclusively, the other applicable to those engaged in the operation of street cars. Thus, in so far as employment on the motor-coach lines was concerned, motorcoach operators were granted a preference over employees in the street car service, length of service on the bus lines being…