Call Bell

Newsletters aren't broadcast; they're magnets.

I always say one of the benefits of this newsletter, for me, is how it serves as a magnet for even more things that are the subject of the newsletter — a virtuous cycle. By way of example, my friend Susan Blue this morning shared this photo she took at York Minster of a “call bell” button with four ambigous switches.

Originally posted in the March 28, 2022, issue of the free weekly email newsletter This Week in Sound (

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