TY - JFULL ID - 143789854 TI - Annual report ... PY - 1913 PB - San Juan, Porto Rico : Bureau of supplies, printing and transportation DB - UniCat KW - Labor KW - Travail KW - Economic history. KW - Labor. KW - Social conditions. KW - Puerto Rico KW - Porto Rico KW - Puerto Rico. KW - Economic conditions. KW - Conditions sociales. KW - Conditions économiques. UR - https://www.unicat.be/uniCat?func=search&query=sysid:143789854 AB - ER -