I don't usually buy (and never wear) badges, but at a local folk festival, on a stall of badges with Terry Pratchett quotes there was one saying
"There will be folk dancing. At sword point if necessary"
 
----- Original Message -----
From: karendunnam@gmail.com [trad-dance-callers]
To: trad-dance-callers@yahoogroups.com
Sent: Tuesday, November 24, 2015 2:37 PM
Subject: Re: [trad-dance-callers] "Frequent Flyer" ID badge or item

. For the second ball I attended last weekend, I added an antique lyre pin to my kit, and that worked well -- new partners would see it and we'd talk about playing music.

Since posting my question, I have found a source of replica ferrotype CW-era badges --Karen D.