Galileo Galilei 
Dialogue Concerning the Two Chief World Systems, Ptolemaic and Copernican, Second Revised edition 

This 1967 edition of the Dialogue Concerning the Two Chief World Systems is a revision of a 1953 edition. It includes a foreword by Albert Einstein, which is presented in en face German and English versions.


The translation itself is based on the definitive National Edition prepared under the direction of Antonio Favaro and published at Florence in 1897. The material specifically added to the text by Galileo himself after publication of the first edition (1632) has been included as well. In addition, the margins of the book include translations of Galileo’s own postils (running notes), placed as nearly as possible beside their textual references.


This title is part of UC Press’s Voices Revived program, which commemorates University of California Press’s mission to seek out and cultivate the brightest minds and give them voice, reach, and impact. Drawing on a backlist dating to 1893, Voices Revived makes high-quality, peer-reviewed scholarship accessible once again using print-on-demand technology. This title was originally published in 1962.

This 1967 edition of the Dialogue Concerning the Two Chief World Systems is a revision of a 1953 edition. It includes a foreword by Albert Einstein, which is presented in en face German and English versions.


The translation itself is based on