GUIDE~ KALKHOFF ~ 1B URR I N C 0 R P 0 R A T E D 225 VARICK STREET, NEW YORK 14 January 30, 1951 Miss Grace E. Mahon Foundation for Economic Education Irvington-on-Hudson, N.Y. Dear Miss Mahon: We are pleased to submit our proposal for the production of the book MAINSPRING, based on the following specifications: QUAm'ITY PAGES SIZE ART and ENGRAVINGS OOMPOSITION PAPER PRESSWCRK BINDING TERLE 25,000 (23,000 paper covered ( 2,000 cloth over board 240...
