OS One-Inch Old Series / First Edition Map Viewer (Sheet 56)

Ordnance Survey One-Inch First Edition Old Map of Radnorshire, Brecknockshire, Montgomeryshire fringe, Herefordshire fringe, Monmouthshire fringe: Old Series map of OS Old Series Map Sheet 56 (Radnorshire / Brecknockshire inferred).

Please note that the modern reference map on the split screen is intended as a guide only.

Old Series Map Index

 

Please make a donation of £3 to help us keep these maps free. Thanks!

Landscape and Archaeological Assessment

Landscape Classification

This sheet represents a upland hill country landscape, characterised by deeply incised Welsh border valleys and ridge systems.

Archaeological Landscape

The primary archaeological theme is Radnorshire upland ridgeway, river crossing and defended enclosure landscape. Enhanced prediction from Roman-road, ridgeway, hillfort/enclosure, villa/estate, road-convergence, coastal, marsh-edge and river-crossing logic.

High Visibility Locations

Radnor Forest Ridge System, Wye/Ithon Valley Confluence Belt

Terrain Archaeology

The terrain is interpreted using hachures. Relief is represented by hachures, allowing inference of ridgeways, high points, spur ends, valley approaches and likely route/crossing logic.

Main Geographic Information

Sheet LVI / N° LVI is visible in the upper-right margin and the sheet number 56 is visible at lower-left. Large county lettering is interpreted as RADNOR / RADNORSHIRE across the upper half and BRECKNOCKSHIRE across the lower half. Bounds are reconstructed from sheet-index geometry, adjacent Sheet LV relationship, upland relief pattern and identifiable settlement controls; graticule labels are faint.

Main Landscape Features

Sheet 56 shows a mixed area of upland hill country deeply incised Welsh border valleys and ridge systems . The map is useful for studying early 19th Century historic settlement patterns, Roman road alignments, early archaeological site indentification, how roads, old tracks, lanes and paths, villages, waterways and field systems related to the wider nineteenth-century landscape.

Main Geographic Features

Archaeological Predictions

Archaeological Hotspots

Radnor Forest Ridge System is interpreted as a ridgeway, enclosure, beacon and prehistoric upland potential landscape. Wye/Ithon Valley Confluence Belt is interpreted as a river crossing and valley route potential landscape. Presteigne-New Radnor Border Corridor is interpreted as a border route, Roman/medieval road and crossing landscape landscape.

Historic Routes, Crossings and Connections

Wye valley route corridor is interpreted as a river valley / Roman-medieval route. Historic crossing points where roads, trackways or routeways converge on significant water features are widely recognised as archaeological hotspots. Crossing points often acted as gateways within the historic landscape. Because movement was channelled through these locations, archaeological evidence may occur both at the crossing itself and along the routes leading towards it, forming broader zones of archaeological potential rather than isolated sites.New Radnor-Presteigne border route is interpreted as a Roman/medieval borderland route. Historic crossing points where roads, trackways or routeways converge on significant water features are widely recognised as archaeological hotspots. Crossing points often acted as gateways within the historic landscape. Because movement was channelled through these locations, archaeological evidence may occur both at the crossing itself and along the routes leading towards it, forming broader zones of archaeological potential rather than isolated sites.Radnor Forest high route is interpreted as a ridgeway corridor. Historic crossing points where roads, trackways or routeways converge on significant water features are widely recognised as archaeological hotspots. Crossing points often acted as gateways within the historic landscape. Because movement was channelled through these locations, archaeological evidence may occur both at the crossing itself and along the routes leading towards it, forming broader zones of archaeological potential rather than isolated sites.

Historic Gateways and Crossing Places

Rhayader Wye crossing is a river crossing. Builth/Wye fringe crossing is a major valley crossing. Presteigne border crossing is a road/river border crossing.

Main Places