As mentioned earlier, there have been many instances where conflicting information has been found describing an instrument, its history or its functional account. The Vietnamese guitar (lục huyền cầm), is another such example. According to the Garland Encyclopaedia (Miller and Williams 1998), it was adapted from the Spanish guitar by Giáo Tiên in 1920. However, the publication Viet-nam, Civilizations and Culture
(Huard and Durand 1992) claims that it may have evolved in the 18th Century by Luân Quốc...