Related Clues:

• Large and scholarly book
• No light reading
• Oversize volume
• "You talkin' ---?"
• Large, heavy book
• Any volume of the Oxford English Dictionary
• Reference work, usually
• One with an extra-wide spine
• Book
• "Bartlett's Familiar Quotations," e.g.
• Strong-spined volume
• Large reference book
• Plenty of volume?
• Learned volume
• Many a saga