Fighting for Control: Multiple Unit, the South Side Elevated Railroad, and the Formation of Sprague Electric Company

This chapter contains sections titled: Sustaining the Elevator Business, The Multiple-Unit Concept, In Search of a Stage, The Opportunity Breaks, Straddling Oceans and Projects, On to Mu, Setting Up the Sprague Electric Company, Strategizing Mu, Installation in Chicago, Conclusion: The Shifting Context of Innovation