Here is the honest truth: The Bass Grimoire is not a "method book." It does not hold your hand and tell you how to practice. It assumes you know why you want to learn a scale.
While primarily a physical publication, some resources like Google Books provide digital previews. Critical Consensus The Bass Grimoire Complete: Adam Kadmon - Amazon.com
This is the biggest issue with scanned PDFs. The Grimoire is packed with tiny dots and fret numbers. If the resolution is low, those dots blur together. The "best" version is a high-resolution digital print, not a blurry scan of a 1990s photocopy.
A Bass Grimoire is a type of musical manuscript or book that contains a collection of bass lines, exercises, and music theory related to the bass guitar. The term "Grimoire" originates from the medieval period, referring to a type of book that contained magical knowledge and spells. In the context of music, a Bass Grimoire is a book that holds the secrets of the bass guitar, providing musicians with a wealth of information to improve their craft.