Pietro Ubaldi. 
 
Hardcover. Condition: Very Good. Sao Paulo: Lake, 1959. Octavo. Hardcover without a dust jacket. Brown boards with red and gilt lettering. Bottom corners of the boards bumped and rubbing to the tail edge of the text block. Two small stains to the fore edge of the text block. Book is in very good condition. Scarce. 
 
"This book is still more than a scientific-philosophical work. It gives an aim to life, an explanation and a help to sorrow; through the rational system of science, it leads the soul to emerge and rest from low humanity in the splendor of eternal truth."