Roman and medieval pottery and tile and prehistoric flint artefacts found in fieldwalking survey at Mantles Green Meadow

Roman metalwork found in metal-detecting survey at Mantles Green Meadow

Possible Roman and medieval settlements suggested by the quantity of domestic debris and the presence of a few features seen in development

Site of Roman villa found in the nineteenth century

Nineteenth century excavation uncovered site of Roman villa

Medieval boundary and enclosure ditches and hollow way visible as cropmarks and evaluated by trial trenching

Roman artefacts found in fieldwalking, metal-detecting and excavation on the line of the Amersham by-pass

Roman style burial (though with a post-Roman radiocarbon date) excavated in advance of the construction of Eton Rowing Course

Iron Age or Roman enclosure or field system seen in aerial photograph south of Dorney Reach

Undated enclosure recorded on aerial photograph