I don't think Hillyer would be redundant with Marvels, they are different types of books. Hillyer is more of an intentional overview, while Marvels follows the author's journeys.
Amy, who wishes to be a hobbit
Two homeschool graduates (DS20, DS19)
Currently homeschooling (DS16, DD13)
Two homeschool graduates (DS20, DS19)
Currently homeschooling (DS16, DD13)