Catch results of the Dutch Greenland commandeur Jan Pietersz according to the Dutch newspaper Oprechte Haerlemsche courant dated 9 August 1687

An item dated Hamburg, Germany 5 August reported the arrival at Altona, Germany of commandeur Govert van Altona. He reported that the Dutch Greenland commandeur Jan Pietersz caught 11 whales 500 quardelen blubber.