[National child labor committee] Publication
National child labor committee
National Child Labor Committee 1932 [National child labor committee] Publication no. 366
所蔵館1館
by Bertram H. Mautner and W. Lewis Abbott ; assisted by Howard W. Bell and Anne Bispham
National Child Labor Committee 1929 [National child labor committee] Publication
所蔵館2館
National Child Labor Committee 1925 [National child labor committee] Publication no. 326