Hardcover. Condition: Fine. Dust Jacket Condition: Fine. First Edition. SIGNED by Courant, a Nobel Prize Winner! ; 6.5 X 1 X 9.25 inches; 256 pages; Signed by Author.

Seller Inventory # 300553

I have been and Used and Rare Bookseller for over 40 years so this will be well packed.

Thank you for looking!