America's top gumshoes prove once again that an object found in an attic or backyard might be anything but ordinary. Wesley Cowan, independent appraiser and auctioneer; Gwendolyn Wright, historian and professor of architecture, Columbia University; Elyse Luray, independent appraiser and expert in art history; Dr. Eduardo Pagan, professor of history and American studies at Arizona State University; and Tukufu Zuberi, professor of sociology and the director of the Center for Africana Studies at the University of Pennsylvania leave no stone unturned as they travel around the country to explore the stories behind local folklore, prominent figures and family legends.

Tuesday, July 5 at 8:00 p.m.
Episode 903
Wes Cowan asks, “Did rebels use this spear, or pike, in abolitionist John Brown’s raid on the federal armory in Harpers Ferry?” The word “Siberia” etched into this bullet makes Eduardo Pagán wonder why U.S. troops were in Siberia during World War I. And Elyse Luray sizes up a Ronald McDonald costume. Was it part of the first national Ronald McDonald ad campaign?

Tuesday, July 12 at 8:00 p.m.
Episode 904
Why did the Civil War soldier behind this letter want to lead an African American unit? If these are really the signatures of Charles Lindbergh and helicopter inventor Igor Sikorsky, what aircraft did this fabric come from? And, did African American artists create this 1950s comic book, Negro Romance?

Tuesday, July 19 at 8:00 p.m.
Episode 905
Could a propeller be from a World War II drone, the prototype for the assault drones the U.S. uses today in Afghanistan and Iraq? This inscribed, wooden club appears to be a gift to Teddy Roosevelt. Who gave him this club, and why? If Clara Barton wrote this letter, why was she concerned about the life of the soldier she mentions?

Tuesday, July 26 at 8:00 p.m.
Episode 906
Can the Japanese characters carved into this cane unlock the mystery of a family’s past in a World War II relocation camp? Can HISTORY DETECTIVES trace this unusual wooden telescope to its Revolution era ancestor? And is this drawing of huge, eight pound gold nuggets genuine or another example of Gold Rush hype?