(1) Ordnance Survey Map (Scale / Date)
OS Map of Hadrians Wall, 1954
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(3) by R G Collingwood and R P Wright; edited by S S Frere and R S O Tomlin 1993 The Roman inscriptions of Britain, volume II, instrumentum domesticum, fascicule 5 : tile-stamps of the Classis Britannica....
Nos. 1433, 1435 and 1436
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(2) Oral information, correspondence (not archived) or staff comments
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