The Pawn Stars meet a guy selling his homemade mortar that fires a very unique brand of ammunition; Rick is handed an extremely rare World War II gas mask; the Old Man has a chance to buy an unused ticket to Muhammad Ali and Floyd Patterson.
The Pawn Stars are presented with a rare 1776 Massachusetts penny made by Paul Revere; Rick has an opportunity to buy a hand grenade made by an American World War II spy program; Rick and Corey meet a man hoping to sell his 1950s peep show machine.
The team checks out a classic 1932 Lincoln roadster; a Civil War Confederate belt buckle walks into the shop; a man comes in hoping to sell his first edition copy of Ernest Hemingway's 'For Whom the Bell Tolls.'
The guys check out a 1956 Chevy drag racing car; a guy brings in a historic magician's sawing in half box; Corey shocks Rick and the Old Man when he tells them he's considering a job offer from another pawn shop.
Rick looks at an 1800s first edition book about the Underground Railroad; a complete set of a baseball cards given only to troops during Desert Shield is brought in; Chumlee tries to come up with his own collectible.
A 1930s Gottlieb grip tester comes into the shop; a limited edition piece of abstract art by Hollywood actor, Anthony Quinn; Chum tries to help promote the shop by trying to make images of the Old Man go viral.
A rare three-trigger Stevens shotgun is brought into the shop. Corey and Rick are presented with a movie camera used by the U.S. military during WWII and an Abraham Lincoln campaign token comes in on the night shift.