TY - BOOK ED - International Labour Office. ED - International labor conference TI - Maintenance of rights in course of acquisition and acquired rights under invalidity, old-age and widow's and orphan's insurance on behalf of workers who transfer their residence from one country to another: First item on the agenda AV - HD7091 .I6 1934 PY - 1934/// CY - Geneva PB - International labour office KW - Labor laws and legislation, International KW - Aliens KW - Social security N1 - At head of title: Questionnaire I. International labour conference. Nineteenth session. Geneva, 1935 ER -