- EbookDomesticated Animals Their Relation to Man and to his Advancement in CivilizationNathaniel Southgate Shaler
- EbookDomesticated AnimalsNathaniel Southgate Shaler
- EbookDomesticated AnimalsNathaniel Southgate Shaler
- EbookOutlines of the Earth's History A Popular Study in PhysiographyNathaniel Southgate Shaler
- EbookOutlines of the Earth's HistoryNathaniel Southgate Shaler
- EbookOutlines of the Earth's HistoryNathaniel Southgate Shaler