Yazar
William Elmer Harmon
2 cilt bulundu.
Cilt sonuçları
Capital and labor unified
William Elmer Harmon · Academy of Political Science
52 sayfa · 1911
Investments / Installment plan / Saving and investment
Handicaps in later years from child labor
William Elmer Harmon · National Child Labor Committee, Inc.
Sayfa sayısı yok · 1909
Child labor / History / Poor children / Social conditions