What stands out about this textbook is the focus on practical applications.
Product Tag: Revised, Illustrated
Illustrated Guide to the National Electrical Code by Charles Miller 8th Edition
This textbook is the one I kept after the course ended for reference.
SCIENTIFIC ILLUSTRATION by Phyllis Wood AMI, GNSI 1994 pb 2nd Ed.
A nice touch in this textbook is the index of terms with page numbers.