Mike Berger wrote:
You can also get treadle operated machines for occasional use and
exercise.

This overcomes some of the problems with motors not strong enough to
penetrate several layers. In this case, you are sitting on the motor.
;-)
--
Joanne
stitches @ singerlady.reno.nv.us.earth.milky-way.com
http://members.tripod.com/~bernardschopen/