(each book cover is a link)
Reading Books Flow Chart
There is natural overlap in level and material presented from some books to the next. This is part of good education. Some books stay at relatively the same level throughout. Other books, more commonly, increase in difficulty as you progress through the book.
All seven of the books in the "Jazz Bass" series begin at a relatively simple level and progress to a high level of difficulty by the end.
"Starting with the release of The Music Of Paul Chambers, Jim's books have been at the top of bass pedagogy for Forty Years"