Rules and Classification (Classic Reprint)

Where Black Rules White: A Journey Across and About Hayti (Classic Reprint)

Official Classification and Rules of Exhibit Department (Classic Reprint)

Classification (Classic Reprint)

Official Classification and Rules of Exhibit Department (Classic Reprint)

Classification: Theoretical and Practical (Classic Reprint)

Library Classification and Numbering System (Classic Reprint)

Racing Rules (Classic Reprint)