There's also an entire page of "Secret Society and Emblem charms" and I have no idea what half of the ones on display are, but, should you want to look at them here's a link to that specific page that should maybe work:
https://archive.org/details/sears-roebuck-catalogue-111/page/n43/mode/2up?view=theater
I don't know how ordinary these were for the time but I definitely did not expect to see them, lol.