The Vimanika Shastra -

: The text is attributed to the ancient sage Maharishi Bharadwaja , but it was actually dictated through "psychic channeling" by Pandit Subbaraya Shastry between 1918 and 1923.

The text provides detailed descriptions of "Vimanas" (flying machines) used in different eras (Yugas): : Powered by mantras or mystical chants. Taantrika : Powered by tantric powers or rituals. The Vimanika Shastra

: It first came to public attention in 1952 when it was "discovered" in a library; an English translation was published in 1973 by G.R. Josyer . : The text is attributed to the ancient

Detailed plans for four main types of Vimanas are described: The Vimanika Shastra

: Mechanical "artificial" planes constructed by humans. Featured Aircraft Designs