| Description | Geological survey of Northampton Sands ironstone east of Uppingham and south of Glaston by Dr W David Evans of HM Geological Survey. Comprises an amended copy of OS second edition map, 1905, coloured to show: sandy limestone/yellow sands; pale sands, mauve silts and dark coloured clays; ironstone; stiff blue clays; boulder clay; area of ironstone suitable for prospecting with boreholes. Scale 6 inches: 1 mile |