TQ09
Butterfly Conservation ~ Hertfordshire & Middlesex Branch Mapping Challenge 2005 - 2009
TQ19 - Decad Co-ordinator:
Reproduced from Landranger - 25,000 Scale
by kind permission of Ordnance Survey on behalf of The Controller of Her Majesty's Stationery Office.
(c) Crown copyright 2007 All rights reserved. Licence number AL 100015237