000 00290nam a2200109Ia 4500
008 201217s9999 xx 000 0 und d
100 _aPorteous, J. Douglas
245 0 _aCanal Ports : The Urban Achievement of the Canal Age
260 _aLondon
_bAcademic Press
300 _a249
942 _cBK
999 _c7573
_d7573