00872nam0 2200277 450 00000974320180606142232.020080411d1963----km-y0itay50------baengNEa-------001yyFloating dredgesa treatise on the construction and design of floating dredges ...by A. Roorda and J. J. VertregtHaarlemH. Stam1963361 p.ill.30 cmShips and marine engines62001Ships and marine enginesDraga gallegiante623.82818Roorda,A.340756Vertregt,J. J.630882ITUNIPARTHENOPE20080411RICAUNIMARC000009743623.828/10115911PISTS 623.82/8144DSAFloating dredges1205167UNIPARTHENOPE