Dutch motor trawl cutter K.W. 21 was to be lengthened at Scheveningen, Neherlands according to the Dutch magazine Schip en Werf dated 4 February 1938

An item reported that the Dutch motor trawl cutter K.W. 21 owned by the shipping company Jac. Guyt, Katwijk, Netherlands arrived on 20 January. She was by the Scheveningsche Sleephelling Maatschappij to be lengthened with 3,5-4 metres.