DEATH OF MR. JOHN DALTON. Mr. John Dalton, the well-known tug proprietor of Scott street, who had been ailing for some time past, died at his residence, King-street, at 20 minutes past 12 o clock yesterday morning at the age of 75 years. Mr. Dalton came to the colony in 1850, and has spent the greater part of his life in this district. He was at the time of his death the owner of the tugs Awbins, Emu, Young Bungaree, Secret Storm King, and Pilot. He leaves six children, all of whom are grown up, one daughter being the wife of Dr. John Harris, of Watt-street, and one son is a qualified medical practitioner.