1. Encyclopaedia Britannica: Guide to The Britannica
by McHenry, Robert (editor) 
Price: USD 11.00
Dealer: Abebooks, OddReads
Description: ISBN10: 0852296339, ISBN13: 9780852296332, [publisher: Encyclopaedia Britannica Inc] Hardcover library ownership [Harper, TX, U.S.A.] [Publication Year: 1987]  

2. Encyclopaedia Britannica: Propaedia: Outline of Knowledge and Guide to The Britannica
by McHenry, Robert (editor) 
Price: USD 11.00
Dealer: Abebooks, OddReads
Description: ISBN10: 0852296339, ISBN13: 9780852296332, [publisher: Encyclopaedia Britannica Inc] Hardcover library ownership; The Propaedia is intended to serve as a topical guide to the contents of the Encyclopaedia Britannica, enabling the reader to carry out an orderly plan of reading in any field of knowledge orlearning chosen for study in some depth. [Harper, TX, U.S.A.] [Publication Year: 1997]