000 00291pam a2200109a 44500
008 160510b xxu||||| |||| 00| 0 eng d
082 _a624.164 P945
245 _aPROPPED AND CANTILEVERED RIGID WALLLS
_b
260 _aLONDON
_bTHOMAS TELFORD
_c
300 _av.,,2,,,,,
650 _aINDIA -- IMPRINT
999 _c480214
_d480214