00935nam--2200349---450-99000239005020331620090406150850.0000239005USA01000239005(ALEPH)000239005USA0100023900520050202d1964----km-y0itay0103----baengUK||||||||001yyRiver navigation in EnglandT.S. WillanLondonCass1964163 p.23 cm20012001001-------2001387.5WILLAN,T.S.572043ITsalbcISBD990002390050203316387.5 WIL 1 (ISE V 144)49726 E.C.ISE V00204912BKECOSIAV11020050202USA011404RSIAV29020090406USA011508River navigation in England1065001UNISA