1. Lower Tamar Valley and Plymouth: Sheet 108 (Explorer Maps)
by Ordnance Survey 
Price: USD 5.64
Dealer: ZVAB, WeBuyBooks
Description: ISBN10: 0319235270, ISBN13: 9780319235270, [publisher: Ordnance Survey] Most items will be dispatched the same or the next working day. Minor shelf wear [Rossendale, LANCS, United Kingdom]  

2. Lower Tamar Valley and Plymouth: Sheet 108 (Explorer Maps)
by Ordnance Survey 
Price: USD 6.09
Dealer: AbebooksUK, WeBuyBooks
Description: ISBN10: 0319235270, ISBN13: 9780319235270, [publisher: Ordnance Survey] Most items will be dispatched the same or the next working day. Minor shelf wear [Rossendale, LANCS, United Kingdom]  

3. Lower Tamar Valley and Plymouth Explorer Maps
by Ordnance Survey 
Price: USD 7.65
Dealer: Biblio, World of Books Ltd
Description: Paperback. Very Good. ISBN 0319235270 9780319235270 [GB]