About Books

Condition is graded conservatively with any defects described. All dust jackets are protected by archival dust jacket covers, and all books without dust jackets are provided with clear mylar covers. Book sizes conform to standard American usage, and consist of the following:

• miniature (up to 3")
• 64mo (3" to 3½")
• 48mo (3½" to 4")
• 32mo (4" to 5")
• 24mo (5" to 6")
• 16mo (6" to 7")
• 12mo (7" to 7½")
• small 8vo (7½" to 8")
• 8vo (8" to 9")
• small 4to (9" to 11")
• 4to (11" to 13")
• folio (13" to 23")
• large folio (over 23")

Our Bibliophile's Bookruler makes identifying book sizes a breeze.