A. A headlight having an electric incandescent lamp in the reflector in
place of the usual oil or acetylene gas flame, and electric instead of
oil cab lamps, the electricity being generated by a small combination
steam-turbine and electric generator. Suitable wiring distributes the
electric current.
45. Q. In what manner does the incandescent headlight differ from the
arc headlight?
A. It is not so powerful. An incandescent or bulb type of lamp takes the
place of the arc lamp in the headlight reflector. The current being less
than is required for an arc, is supplied by a smaller turbine.