A digital archive of past publications about Hertfordshire
Hertfordshire Bird Atlas: Sherrardspark Grid
Digswell Parish of the Broadwater Hundred
Vision of Britain
A vision of Britain between 1801 and 2001. Including maps, statistical trends and historical descriptions.
Collection of books on Welwyn Garden City
WGC Borough Council Site
The Welwyn Garden City Borough Council web pages for Sherrardspark Wood