The Sacred Symbols Of Mu (PDF)

Mu, as a lost Pacific Ocean continent, was later popularized by James Churchward (1851–1936) in a series of books, beginning with The Lost Continent Mu (1931). Other popular books in the series are The Children of Mu (1931), and The Sacred Symbols of Mu (1933).
Churchward claimed that "more than fifty years ago," while he was a soldier in India, he befriended a high-ranking temple priest who showed him a set of ancient "sunburnt" clay tablets, supposedly in a long lost "Naga-Maya language" which only two other people in India could read. Having mastered the language himself, Churchward found out that they originated from "the place where [man] first appeared—Mu.