Posthumous Writings Gottlob Frege, P. Long (Translated by), R. M. White (Translated by) ISBN: 978-0-631-12835-9 Paperback 304 pages January 1991, Wiley-Blackwell US $36.95 Add to Cart This price is valid for United States. Change location to view local pricing and availability. This is a Print-on-Demand title. It will be printed specifically to fill your order. Please allow an additional 2-3 days delivery time. The book is not returnable.