Dutch tug Onrust built at Lekkerkerk, Netherlands in 1914 according to the Dutch magazine Scheepvaart dated 31 December 1914

A list of the ships launched in 1914 reported the Dutch tug Onrust of 15 Dutch tons built by shipyard Drie Gebroeders, J.van Limborgh&Zoon, Lekkerkerk, Netherlands for account of W.D. Eerland, Lekkerkerk.