Cambridge: University Press, 1960. Reprint. hardcover. 3 volumes. Tall 8vo, original gilt-stamped blue cloth, edgeworn d.w. Cambridge University Press, 1960. Reprint of the 1927 second edition. Fine in very good dust wrappers. fine / very good.
Perhaps the most important contribution to logic & mathematics to be written in the 20th century (first published 1910-13).