Skinner. Menomini: Theft of Fire

Book: Skinner, A. Folklore of the Menomini Indians. (1915) 

Story: Theft of Fire. Skinner also provides cross-references.

Characters: Grandmother, Manabus, Manabus's Grandfather (fire-keeper, a giant named Manupao), old woman (Grandfather's wife, Manabus's other grandmother), Grandfather's daughters

Plot (this is the abstract provided by Skinner): (a) Manabus, learning fire is kept by an old man across the sea, transforms himself into various animals, etc., and goes after it. (b) Arrived at fire-keeper’s spring he becomes a young rabbit. He is found by fire-keeper’s daughters and brought in to warm. (c) Escapes with spark which he causes to fly up and light in fur. Brings fire to grandmother for people. [Also brings fire to the old woman / grandmother he met where fire-keeper lived.]

In Version 2 (only a fragmentary version), a giant named Manupao keeps the fire; he travels across the water in an oak-apple.