Engineering Invention
The technological breakthroughs and entrepreneurial adventures of Frank J. Sprague during the transformative years of the early electrical industry.
Over the course of a little less than twenty years, inventor Frank J. Sprague (1857-1934) achieved an astonishing series of technological breakthroughs—from pioneering work in self-governing motors to developing the first full-scale operational electri...
The technological breakthroughs and entrepreneurial adventures of Frank J. Sprague during the transformative years of the early electrical industry.
Over the course of a little less than twenty years, inventor Frank J. Sprague (1857-1934) achieved an astonishing series of technological breakthroughs—from pioneering work in self-governing motors to developing the first full-scale operational electri...
