September 10, 1952 Doctor Felix Wittmer 395 Grove Street Upper Mont Cleir, No J. Dear Doctor Wittner: I do not have a copy of Kelsen's book. There are in New York a few second hand bookshops specialized in literature about socialism. Perhaps one of them can provide a copy. They are: Augustus M. Kelley, 31 East 10th Street University Place Bookshop, 69 Univer- sity Place Loon Krener, 19 West 8th Street with all good wishes Cordially