wrote in message
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On Wed, 25 Jun 2008 11:28:41 -0400, "Jim" wrote:

A true dead man's throttle as
used in a locomotive will stop the train if the engineer lets go of it.

I had the opportunity to drive a diesel electric and there was no dead
man's throttle on it, only a handle that you moved to change speed,
with no return spring. I suspect that feature went away with the end
of steam ... or the decline of the union

This one
http://www.semgulf.com/578.JPG

Boy! That's every kid's dream. Was there any way to stop the train, in an
emergency, if the engineer couldn't?