TY - BOOK ED - TI - The Indian factories act, 1948 (Act no. LXIII of 1948): and the UP factories rules, 1950 with the UP factories welfare officers' rules, 1955 U1 - 343.07 21st ed. PY - 1955/// CY - Uttar Pradesh PB - Superintendent, Printing and Stationary Uttar Pradesh ER -