Small tugboats built by F. Schichau G.m.b.H. Elbing, for lumber transport on North Russian inland waterways; length o.a. 28 m.; max. width 6.3 m.; hull is divided into 5 watertight transverse bulkheads; main propelling machinery consists of two vertical steam compound engines with link motion and spray condensation; trial results.
Eleven twin-screw steam tugboats for Dwina river
Elf Doppelschrauben-Schleppdampfer fuer die Dwina
Schiffbau und Schiffahrt ; 31 , n 22
1930
4 pages
5 Figs.
Aufsatz (Zeitschrift)
Deutsch
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