Animal farm
George Orwell
The Mysterious Island
Jules Verne
Elementary Physics I
Prof. Satindar Bhagat
Fundamentals of Chemistry
Roamn El Sair
An Inquiry Into the Nature and Causes of the Wealth of Nations
Adam Smith
The Einstein Theory of Relativity
Hendrik Antoon Lorentz
Astronomy 2e
Andrew Fraknoi & David Morrison & Sidney Wolff