GRACE E. MAHON LAYOUT· DESIGN· PRINTING PRODUCTION 114 EAST 13TH STREET • NEW YORK 3, N.Y. GRAMERCY 7 - 6 4 2 0 Dr. Ivan R. Bierly The Foundation for Eco nomic Education Irvington-on-Hudson, N. Y. Dear Dr. Bierly: October 10, 1950 The price for printing the Librar:;r of Congress file cards is as follows: 19,200 cards 5 x 3, offset in black ink on 2 ply White Bristol, punched one large round hole ....... ..... . , ......................... $153.00. Thank you for thi...