1909 thru 1913 had a wooden coil box with switch and key on the front that were made by suppliers to Ford, 1914 thru 1918 Ford produced a switch on the front of a steel coil box with what has been described as a "removable lever", starting in 1919 Ford produced what we more readily recognize as a key in a " tumbler" ignition switch that was on an instrument panel. Your original question was not as simple and straight forward as you probably thought. Some of this is a matter of semantics, always difficult!