TY  - GEN
AU  - Hibbert,Christopher
TI  - Tower of London, 
AV  - DA687.T7  
PY  - 1971///]
CY  - New York, 
PB  - Newsweek
KW  - Fortification
KW  - History
KW  - London
N1  - Bibliography: p. 169
ER  -