Edition Studio, Vevey, 1935. 1st Edition. Soft cover. Very Good. Item #002606B
A very good+ and tight softcover copy. First Edition with an introduction by Albert Einstein. Edge wear to corners and top and bottom of spine. A very decent copy showing only very light soiling to yellow covers, from handling over the years. = WE BOX AND SHIP ALL BOOKS WITH DELIVERY CONFIRMATION. = WE HAVE BEEN BUYING AND SELLING USED BOOKS FOR OVER 34 YEARS.