• \ \ lHE FOUNDATION FOR dco~OMIC EDUCATION, INC. \ i RVINGTON-ON-HUDSON, NEW YORK • BETTINA BIEN December 22, 1965 When you come back in January you might start work on these books, ordering copies of as many as you can that are in print . The out of print items we will have to wait for. · A few notations as to ~ditions avail able, contributed by Opitz, have been added. Generally speaking, I would think that paperbacks were sturdy enough for our use, unless...
