The sand and gravel resources of the country around Braintree, Essex - Description of 1:25 000 resource sheet TL 72
Clarke, M.R.
The sand and gravel resources of the country around Braintree, Essex - Description of 1:25 000 resource sheet TL 72 - 1 - 111
The sand and gravel resources of the country around Braintree, Essex - Description of 1:25 000 resource sheet TL 72 - 1 - 111