Child labor in city streets 10228226 DIM005926 Seymour B. Durst Old York Library Seymour B. Durst Old York Library Collection Clopper, Edward Nicholas, 1879-1953 http://www.columbia.edu/cgi-bin/cul/resolve?clio11396844 Child labor. Social Services Library of American civilization text Macmillan Co 1912 1912 New York books ix, 280 p. plate, tables, forms, 18 cm. NNC eng 2015-02-02T15:31:09Z 2017-05-21T05:14:32Z 10.7916/D8J67P91