German dredger Poseidon built at Haarlem, Netherlands according to the Dutch newspaper Algemeen Handelsblad dated 1 November 1926

An item reported that the Dutch tug Hudson would tow the dredger Poseidon owned by a German shipping company at Frankfurt am Main towards Le Havre, France. The dredger newly built at the shipyard of the N.V. Scheepswerf Hubertina at Haarlem was at that moment berthed in the Binnenhaven of IJmuiden waiting for her departure.