I reexamined my rack-and-pinion design, and couldn't find another easy-to-implement way to mount the bricks, other than the studs-in-axle holes method. So, I'm pleased that I _probably_ won't wreck any pieces. --Doug Wilcox WordSmith Digital (...) (25 years ago, 15-Dec-99, to lugnet.build, lugnet.robotics)
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