High Quality Content by WIKIPEDIA articles! Mungo Mackay (April 1, 1740-March 29, 1811) was a Scottish seafarer from the Orkney Islands who made a fortune in the Boston shipping trades in Massachusetts. Mungo was a highly regarded ship master, successful privateer owner and bonder, and operated a store on Long Wharf in Boston. He was also active in the politics of the town of Boston and the Masonic Order in Boston. His legacy includes the Alpheus Babcock and Jonas Chickering piano manufacturing establishments.