endurgjaldandi
Endurgjaldandi is a legendary instrument of Icelandic origin, believed to have been used in ancient Viking Age ceremonies. It is described in the Icelandic manuscript Flateyjarbók as a large, flat piece of wood with a series of metal studs or rivets attached to it. These studs are said to have been designed to produce a deep, resonant sound when struck with a metal object.
Despite being mentioned in several historical texts, including the Flateyjarbók and the Greenlandic manuscript Codex Regius,
Some scholars interpret the endurgjaldandi as a precursor to the modern-day steel drum or gusli, while others
The term "endurgjaldandi" is also thought to be associated with the Old Norse word for "breaking or