Pic courtesy- The Ancient Indian UFO Shakuna Vimana (Part-1) Viman Shastra - Written by Sage Maharshi Bharadwaaja Chapter 6, Segment 15, Page 90-93 : The parts of shakuna vimaana are: Peetha or floor board; hollow mast; three wheeled keelakas with holes; 4 heaters, air-suction pipes, water jacket, oil tank, air heater, chhullee or heater, steam boiler, vidyud-yantra or electric generator, air propelling yantra, vaatapaa yantra or air-suction pipe, dikpradarsha dhwaja or direction indicating banner, shakuna yantra, two wings, tail portion for helping vimaana to rise, owshmyaka yantra or engine, kiranaakarshana math or sun-ray attracting bead. These 28 are parts of Shakuna vimaana. The construction of this vimaana: The floor-board or base should be made of levelled Rajaloha sheet, shaped quadrangular, circular, or cradle shaped. The weight of the peetha should be one-hundredth of that of the plane, and its width should be half the height of the vimaana.