Hal Murray wrote:
Several years ago, I found a web site for a commercial place that made them for museums. (I forget why I was looking for that sort of stuff.) You might find interesting stuff/ideas via google but I didn't find a similar site with a bit of searching.
The Museum of Science and Industry in Chicago had one when I lived there in the 1960's. Rick N6RK _______________________________________________ time-nuts mailing list -- time-nuts@febo.com To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
