This is a scholarly introduction to a collection of Iroquoian cosmological narratives, written in the tradition of late 19th-century American ethnology, likely produced under the Bureau of American Ethnology. The author presents three recorded versions of the Iroquois creation legend — Onondaga, Seneca, and Mohawk — collected between 1889 and 1900 from named Indigenous informants on Canadian and New York reservations. A central methodological argument is that these texts must be rendered in both literal and free translation from the vernacular, because only close linguistic analysis can recover the underlying concepts of Iroquoian thought, which would be distorted or lost in paraphrase alone. The author makes a distinctive claim about Iroquoian cosmology: contrary to assumptions about "beast gods" being primary, the primal beings in these narratives are anthropic "man-beings" — personifications of phenomena like Daylight, Wind, and Winter — with animal and plant gods appearing only in a later conceptual phase. The text also argues that terms like "myth" and "creation" are technically misnomers for these narratives, since the stories do not posit creation ex nihilo but rather describe transformation and origination within an already-existing world animated by universal magical power (orenda). Throughout, the author treats cosmological legend as a composite, historically layered product shaped by both internal development and cross-cultural borrowing, requiring comparative analysis to separate indigenous from acculturated elements.