La Guardian Bell tra storia e leggenda - the guardian bell between history and legend

History of the Gremlin bell/Guardian bell

Why Motorcycles Have Bells: The History & The Legends

The Cambridge History of Religions in The Ancient World: Volume 1, From The Bronze Age To The Hellenistic Age., PDF

Chapter 14 Unbridled Horses and Knights Errant in: Echoing Hooves: Studies on Horses and Their Effects on Medieval Societies

Roman Legends: A Collection of the Fables and Folk-lore of Rome

History of the Motorcycle Bell - THE EMPIRE

The Tradition of the Ride Bell or Guardian Bell

The Legend of the Gremlin Bell - An Old Biker's Tale – Sons of Eden

The History of Guardian Bells – ChopperExchange

The story behind the Gremlin bell - RJC Choppers

Ser hechura de : engineering, loyalty and power networks in the Sixteenth and Seventeenth Centuries by FUNDACIÓN JUANELO TURRIANO - Issuu

The story behind the Gremlin bell - RJC Choppers

The Legend of the Gremlin Bell - An Old Biker's Tale – Sons of Eden

Motorcycle bell - Wikipedia