Keep them away from direct sunlight, as prolonged exposure can cause fading. sensitivity to sunlight and avoid leaving them in direct sunlight for extended periods, as it may cause fading

"It contains the scientific lore which kept India at he forefront of all the ancient nation and made Book was written in 1947 and made revelations on cosmic laws, which would have been startling in those times, but have been reaffirmed years later by the modern scientists - All matter in this universe is made