TY - BOOK AU - Hiscox,Gardner D. TI - Henley's twentieth century book of formulas, processes and trade secrets U1 - 603 PY - 1934/// CY - New York PB - The Norman W. Henley Pub. KW - Industrial arts KW - Recipes N1 - A valuable reference book for the home, the factory the office and the workshop; Includes index ER -