from any in the following list:--

BABCOCK 'The Two Last Centuries of Roman Britain' (1891).
BARNES 'Ancient Britain' (1858).
BROWNE, BISHOP 'The Church before Augustine' (1895).
BRUCE 'Handbook to the Roman Wall' (1895).
CAMDEN 'Britannia' (1587).
COOTE 'Romans in Britain' (1878).
DAWKINS 'Early Man in Britain' (1880).
'The Place of the Welsh in English History' (1889).
DILL 'Roman Society' (1899).
ELTON 'Origins of English History' (1890).
EVANS, SIR J. 'British Coins' (1869).
'Bronze Implements' (1881).
'Stone Implements' (1897).
FREEMAN 'Historical Essays' (1879).
'English Towns' (1883).
'Tyrants of Britain' (1886).
FROUDE 'Julius Caesar' (1879).
GUEST 'Origines Celticae' (1883).
HADDAN AND STUBBS 'Concilia' (1869).
'Remains' (1876).
HARDY 'Monumenta Historica Britannica' (1848).
HAVERFIELD 'Roman World' (1899), etc.
HODGKIN 'Italy and her Invaders' (1892), etc.
HOGARTH (ed.) 'Authority and Archaeology' (1899).
HORSLEY 'Britannia Romana' (1732).
HUEBNER 'Inscriptiones Britannicae Romanae' (1873).
'Inscriptiones Britannicae
Christianae' (1876), etc.