TY - BOOK AU - Oconor, J.E. TI - Lac: production, manufacture, and trade U1 - 668.37 21st ed. PY - 1876/// CY - Calcutta PB - Office of the Superintendent of Government Printing KW - Gums and resins industry KW - Gumsand resins KW - Lac KW - Lac industry ER -