1 Site of gravel pit marked on OS map of 1886.
The site of a gravel pit which was in use during the Imperial period, and marked on the Ordnance Survey map of 1886. It was situated 500m north east of Lea Marston.
1 Site of clay pit marked on OS map of 1901.
The site of a clay pit, from which clay was extracted. The pit dated to the Imperial period and was situated 50m to the north east of Marston Field Bridge. It is marked on the Ordnance Survey map of 1901.
