Notes on archaeological information incorporated in the Ordnance Survey maps : 1. The long barrows and stone circles in the area covered by sheet 8 of the 1/4 inch map (the Cotswolds and the Welsh marches).

1. Verfasser: Crawford, O. G. S. 1886-1957
Körperschaft: Great Britain. Ordnance Survey
Ort/Verlag/Jahr: Southampton : His Majesty's Stationery Office, 1922.
Umfang/Format: 11 S. : 2 Taf., 1 Karte ; 31 cm.
Schriftenreihe: Ordnance Survey Professional, N. S. 6
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