Catriona is propelled by twin screws working in tunnels, each screw being driven by semi-Diesel engine supplied by H. Widdop and Co.; each engine has four cylinders, 10 1/2 in. diam., with piston stroke of 12 in., and develops 130 hp. at speed of 375 r.p.m.
Shallow-draught tugs for service on the Nile
Shipbldg. Shipg. Rec
Shipbuilding and Shipping Record ; 33 , n 23 ; p 708
1929
2 Figs. partly on p 709
Aufsatz (Zeitschrift)
Englisch
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