TY  - GEN
AU  - Jones Michael J
TI  - Roman fort-defences to AD 117, with special reference to Britain
AV  - DZ9 
U1  - 623.12 
PY  - 1975///
CY  - Oxford : 
PB  - British Archaeological Reports, 
KW  - Fortification
KW  - History
KW  - Great Britain
KW  - Antiquities Roman
N1  - Bibliography: p.[13]-[23]
ER  -