An item reported the launching at the shipyard Vooruit at Spaarndam, Netherlands of the steel built motor tug Rolf with as dimensions 16,80 x 4,25 x 2,05 metres. Built according a design made by Bureau Cornelissens for account of the Nederlandsch-Indische Steenkolen Handelsmaatschappij V. at Amsterdam, Netherlands. Fitted out with a-100 ehp Kromhout 2-H-4 diesel.
