If you are looking for specific PDF downloads, Spagnardi authored several other foundational drumming texts often used alongside Accent Control :

Accent Control: Accent Patterns for Technique and Solo Development is a highly-regarded instructional book by Ron Spagnardi , the founder of Modern Drummer

: Lessons start with simple one-bar patterns and advance to two- and four-bar patterns, concluding each chapter with solos ranging from 16 to 32 bars.