Pin Traders Guide
A curated archive of pins.
From the curator
I've been collecting union pins for more than twenty years. This site is the next chapter of the book — the same ratings, the same careful record, now updated the moment a new pin surfaces.
— Mack
3,079 pins · 19 states · Updated 18 September
Inside the archive
What began as a printed labor of love now lives as a dynamic archive of 3,079 pins across 19 states — with vendor and commemorative pieces among them. Every entry is high-resolution and meticulously catalogued: a personal ledger for the collector, a study of the craft for the enthusiast.
A glimpse of what’s inside —