1. Thirty Years on and Off the Box Seat
by Duke of Edinburgh HRH 
Price: USD 25.34
Dealer: Biblio, World of Books Ltd
Description: Hardback. Good. ISBN 0851318983 9780851318981 [GB] 

2. 30 Years On and Off the Box Seat
by HRH The Duke of Edinburgh 
Price: USD 172.00
Dealer: Abebooks, Premium Classics
Description: ISBN10: 0851318983, ISBN13: 9780851318981, [publisher: J. A. Allen] Hardcover Good condition. COVER (hardcover with dust jacket)- yellowing, other (slight) stains, generally clean; medium wear including rub-marks, small tears/creases around edges. PAGES- medium creases on several pages, no tears; slight stains, generally clean; no writing. Not ex-library. [Chemung, NY, U.S.A.] [Publication Year: 2004]  

3. 30 Years On and Off the Box Seat
by HRH The Duke of Edinburgh 
Price: USD 180.00
Dealer: Alibris, Premium Classics via Alibris
Description: J. A. Allen 2004 Hard cover Good in good dust jacket. Good condition. COVER (hardcover with dust jacket)-yellowing, other (slight) stains, generally clean; medium wear including rub-marks, small tears/creases around edges. PAGES-medium creases on several pages, no tears; slight stains, generally clean; no writing. Not ex-library. 

4. 30 Years On and Off the Box Seat
by Philip, Prince, Consort Of Elizabeth II, Queen Of Great Britain 
Price: USD 475.72
Dealer: Abebooks, Books Unplugged
Description: ISBN10: 0851318983, ISBN13: 9780851318981, [publisher: J A Allen & Co Ltd] Hardcover Buy with confidence! Book is in good condition with minor wear to the pages, binding, and minor marks within [Amherst, NY, U.S.A.] [Publication Year: 2005]  

5. 30 Years On and Off the Box Seat
by Philip, Prince, consort of Elizabeth II, Queen of Great Britain 
Price: USD 502.25
Dealer: Abebooks, Wizard Books
Description: ISBN10: 0851318983, ISBN13: 9780851318981, [publisher: J A Allen & Co Ltd] Hardcover New [Long Beach, CA, U.S.A.] [Publication Year: 2005]  

6. 30 Years On and Off the Box Seat
by Philip, Prince, consort of Elizabeth II, Queen of Great Britain 
Price: USD 502.30
Dealer: Abebooks, GoldBooks
Description: ISBN10: 0851318983, ISBN13: 9780851318981, [publisher: J A Allen & Co Ltd] Hardcover New Copy. Customer Service Guaranteed [Denver, CO, U.S.A.] [Publication Year: 2005]