Note 9 — Chapter X · Description of the Chaotic State.
Viharilala Mitra translation
The venerable Vasishtha would not raise question “where is the shadow of a shadow?” (prativimbasya prativambam kutak), had he known the discoveries of the modern science of Optics, and the achievements of photography and phonography, the refractions of prismatic lens and the vibrations of musical wires.