On May 3, 1881, Leonidas G. Woolley, of Mendon, patented the nation’s first electric locomotive headlight. Woolley suspended his polygonal lamp frame in position with opposing strings which neutralized jarring.
Source: Mich-Again’s Day.
On May 3, 1881, Leonidas G. Woolley, of Mendon, patented the nation’s first electric locomotive headlight. Woolley suspended his polygonal lamp frame in position with opposing strings which neutralized jarring.
Source: Mich-Again’s Day.