Season 7, Episode 4

A New Hampshire woman inherited a curious book titled "Trials of Patriots." It contains what appears to be President John Adams' signature, and includes an inscription, "Charles Adams from His Father, 1794." In Boston and John Adams' hometown of Quincy, Massachusetts, host Gwendolyn Wright examines the Adams family's correspondence and conflict as they balanced home life with public service.

History Detectives examines century old photos that may have captured the dawn of American movie-making, nearly 3000 miles from Hollywood. Some captions refer to the Siegmund Lubin Studios. Who was Siegmund Lubin? History Detectives goes on an excursion through an early movie mogul's dramatic rise and fall.

A woman wants to know if a silver baby cup from the 1933 Chicago World's Fair engraved with the name "Patricia", can unlock the mystery to her mother's unusual start in life. Family lore says the Chicago Public Health Board took premature Patricia from her shoebox cradle at home and put her in an incubator at the 1933 Chicago World's Fair. But why were babies exhibited at the Chicago World's Fair?

History Detectives investigates the mystery behind an unusual Navajo rug. We meet with a Navajo medicine man and a traditional Navajo weaver. We travel to Crownpoint, New Mexico, long considered the center of Navajo weaving to discover if a weaver violated a taboo to create this rug. Finally we meet a textile historian to find out who may have been behind this controversial design.