syngraphics n.— «Gene Hessler…, of Cincinnati, Ohio, is best known as a paper money expert. He coined “syngraphics” as the term for collecting paper money.» —“Hessler recipient of Zerbe award” Numismatic News July 5, 2008. (source: Double-Tongued...
surgical souvenir n.— «It turns out the collecting and, even, gifting of so-called “surgical souvenirs”—from the staples that seal a wound after surgery to gallstones to surgical screws and pins—isn’t exactly uncommon, or undercover.» —“‘For me...
petroliana n.— «That’s spawned a legion of hobbyists who hoard auto-related collectibles. People go crazy over what’s called “petroliana,” service station artifacts like signs, gas pumps and globes, oil cans, car wax tins and road maps.» —“Hershey:...