The characteristic shelf mark of the library in St. Giles House, Wimbourne, Dorset, seat of the Earls of Shaftesbury. Books from this library sold at Christie’s (London) in November 1966 and February 1967.
Other exemplars (based on a search of the Web):
• Inner D2-7 [details]
• Outer H3-29 [details]
• Outer H4-24 [details]