The marine mercury, or, A true relation of the strange appearance of a man-fish about three miles within the river of Thames, having a musket in one hand and a petition in the other credibly reported by six saylors who both saw and talkt with the monster : whos names here following are inserted : whereunto is added a relation how Sir Simon Heartley with his company gave battell to a company of rebels and slew 500, tooke 4 colours and routed 1500 more : this being performed on the 6 of Ianuary, 1641 ... / written by Iohn Hare, ...