TY  - BOOK
AU  - Tilly, Graham
TI  - Conservation of bridges
SN  - 0419259104
U1  - 624.20288 
PY  - 2002///
CY  - London
PB  - Spon Press
KW  - Historic bridges-Conservation and restoration-Great Britain
KW  - Bridges-Maintenance and repair
ER  -