Sky History Friday

At Lake Arrowhead, California, Ivy puts economies of scale to the test. Justin almost hits the bull's-eye on his locker, while Darrell and Chad find fortunes on the farm

The memorabilia experts check out a supercharged motorcycle, a calculator from 1915 and 200-year-old buttons with possible links to George Washington

Rick eyes a giant US Navy Jack, while the team members are pitched a signed photo of Cy Young and a 1930s spanker among other items

The team checks out an autographed Apollo 10 book and a set of Bob Hope's golf clubs and circus sideshow banners. Rick steps right up for a chance to buy circus sideshow banners

Chum unboxes some 1912 Yale baseball uniforms, while Rick takes a look at a ukulele dating back to 1919

Justin sinks his money into a unit with an interesting pair, Dave pushes Mary to the breaking point, while Kenny finds the time to make a nice profit piece by piece

Mary's find cooks up some oversized accoutrements, while Kenny takes advantage of others' missteps to grab a unit

Brandi and Jarrod find their way back to the auction with the help of some pocket technology. Casey bails herself out despite being confined with an infectious German

Mary needs help managing a tiny parking lot in Van Nuys, California. Ivy goes on the prowl for a bike, while Dave scores a therapeutic locker

The Junkers Ju 52, which was originally designed as an airliner, but was used as a transport, bomber, and air ambulance during the Second World War

Exploring the engineering that some consider to be extraterrestrial. From the precisely cut stone blocks at Puma Punku, to the gigantic temples of Malta

Les struggles to forgive Seth for trying to sell his business and decides to lock himself in the office. Meanwhile, a fight breaks out on the shop floor

Les faces a dilemma over the authenticity of a rare guitar and, with no expert on hand for advice, he is forced to go with his gut instinct

Ashley reacts to some bad manners in the shop queue, a kooky cowboy arrives at the counter and Rich makes an error that could cost him his job

The Golds are forced to take action when they witness a hustler scamming their customers in the car park. Plus, Seth and Ashley finally come to blows

Kane Hodder, an actor who played Jason Voorhees in four of the Friday the 13th films, comes to American Jewelry to have a gold pendant featuring his trademark hockey goalie mask

Les and Ashley must properly determine the value of a shoddy bike. Meanwhile, Seth enters into a conflict with a New Jersey man, and a customer desires a TV

Seth plots to empty the overflowing warehouse behind Les's back, but risks upsetting his father

Seth goes against Les's advice and buys an old Chevy sign at Detroit's annual Woodward Dream Cruise event and hopes that he has made the right decision

Mike meets a passionate Connecticut picker with major inventory. However, getting access to his collection means dismantling a massive, layered wall of stuff

Visits to bladesmiths in their home forges in every state in the US, starting in Texarkana, Texas, where judge J Nielsen visits the Bill Moran School of Bladesmithing

Dan Jones explores the turbulent history of six of Britain's most famous castles, his journey commencing with a visit to Edinburgh Castle

As the bloody civil wars rage on, Margaret manages to keep hold of her lands and her life under Yorkist rule, while Warwick leads a rebellion against Edward

Exploring the engineering that some consider to be extraterrestrial. From the precisely cut stone blocks at Puma Punku, to the gigantic temples of Malta

How, across the globe, reports of mysterious glowing orbs are on the rise. Their origin and purpose remain unknown, raising questions about potential extraterrestrial contact

The work of astronomer J Allen Hynek, best known as the notorious government UFO debunker who became one of the founding fathers of ufology

Les struggles to forgive Seth for trying to sell his business and decides to lock himself in the office. Meanwhile, a fight breaks out on the shop floor

Les faces a dilemma over the authenticity of a rare guitar and, with no expert on hand for advice, he is forced to go with his gut instinct

Ashley reacts to some bad manners in the shop queue, a kooky cowboy arrives at the counter and Rich makes an error that could cost him his job

The Golds are forced to take action when they witness a hustler scamming their customers in the car park. Plus, Seth and Ashley finally come to blows

Kane Hodder, an actor who played Jason Voorhees in four of the Friday the 13th films, comes to American Jewelry to have a gold pendant featuring his trademark hockey goalie mask

Les and Ashley must properly determine the value of a shoddy bike. Meanwhile, Seth enters into a conflict with a New Jersey man, and a customer desires a TV

Seth plots to empty the overflowing warehouse behind Les's back, but risks upsetting his father

Seth goes against Les's advice and buys an old Chevy sign at Detroit's annual Woodward Dream Cruise event and hopes that he has made the right decision

Mike meets a passionate Connecticut picker with major inventory. However, getting access to his collection means dismantling a massive, layered wall of stuff

Chum unboxes some 1912 Yale baseball uniforms, while Rick takes a look at a ukulele dating back to 1919

The Hawker Hurricane was the first RAF aircraft to fly over 300mph. Over half of every enemy aeroplane destroyed in the Battle of Britain was by a Hurricane, not a Spitfire