New York: The Macmillan Company, 1929. very good. First Edition. Second Printing. 91 pp. 8vo. Light wear and chipping to dust jacket, has darkened from sunning, small loss at top of front panel; small loss at head of spine that continues around back panel, now in mylar cover. Blue cloth covered boards with gold embossed titling to spine, previous owner's name written neatly in ink on first free endpaper. Clean within. Fine / good.
The noted English astronomer and physicist writes about the spiritual side of life.