Published by Universale scientifica Boringhieri, Milan, Italy, 1965
Seller: Rainy Day Paperback, Bethel, CT, U.S.A.
Trade Paperback. Condition: GOOD. (4th printing -1970). Solid but ugly reading copy. Most pages unmarked but occasional underlining plus notes inside cover. Exterior is creased, rubbed, age soiled, with 1" rip at spine hinge. 310+ pages. Text in Italian. The process that led to the concepts of Relativity and Quantum Physics.