A Symmetrical Notation for Numbers in American Mathematical Monthly Volume 57, Number 2
Menasha, Wis., and Albany, N. Y. Mathematical Association of America. Inc. February 1950. First Edition. 73-146, [4] pages. 10 x 7 1/8 inches. Publisher's original printed blue wrappers. Heavily soiled front cover and first leaf. The paper by Shannon is found on pages 90-93. Upper corner bumped. A decent reading..... More