TY - BOOK T1 - The tools of empire technology and European imperialism in the nineteenth century A1 - Headrick, Daniel R. LA - English PP - New York PB - Oxford University Press YR - 1981 UL - https://ds.mainlib.upd.edu.ph/Record/UP-99796217602765116 OP - 221 CN - JC 359 H43 SN - 0195028325 KW - Technology : History. KW - Imperialism : History. ER -