Related Clues:

• Volume
• Big book
• Bibliophile's purchase
• Sao ___
• 'Sock it ___!'
• Heavy reading?
• Heavy reading
• A-K or L-Z, e.g.
• Large-print edition of the Bible, e.g.
• Encyclopedia unit
• 1,000-pager, e.g.
• Webster's Unabridged, e.g.
• A-E, maybe
• Hefty volume
• Thick reference book