When you search for "better," you are not just asking for a cleaner scan. You are asking for pedagogical upgrades. Here is a checklist of what a truly better digital study resource should contain:
Dr. E.C. Combe authored Notes on Dental Materials as a companion to the larger textbook Dental Materials (often co-authored with John F. McCabe). The "Notes" version was designed for last-minute revision. notes on dental materials ec combe pdf better