ayjaybee

Joined: March 19, 2003  (email not validated)

Number of comments posted: 1

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Recent Comments

Re: Off His Rocker  •  March 19, 2003, 5:16am  •  0 vote

IIRC... For steam-powered machines that ran at varying speeds, it was clearly not practical to control the speed of operation by producing varying amounts of steam. Instead mechanisms were incorpor