The *Summa Theologica* is a monumental work of medieval Christian theology written by Saint Thomas Aquinas. This section, *Pars Prima*, focuses on the...
This volume of Pliny the Elder's *Natural History* presents a comprehensive overview of the ancient world. It encompasses a wide range of subjects, in...
Dialogo dei Massimi Sistemi is a scientific essay written in the form of a dialogue by the Italian scientist Galileo Galilei. Originally written in It...
Edwin E. Slosson's Easy Lessons in Einstein is a classic introduction to the theory of relativity, written in a clear and accessible style. First publ...
