Dutch tug Kellar built at Rotterdam, Netherlands in 1911 according to the Dutch magazine Scheepvaart dated 10 January 1912

A list of the ships launched in 1911 reported the Dutch tug Kellar built by Maatschappij voor Scheeps- en Werktuigbouw Fijenoord, Rotterdam, Netherlands for account of Droogdok Mij. Tandjong Priok, Rotterdam.