4 Feb 1771:33 (699) Boston Post Boy BPB.771.006 4 Feb 1771:33 (699) For the benefit of Mr. Morgan, on Friday February 8th will be performed a concert of vocal and instrumental music. Tickets at half-a-dollar each, to be had at the British and Exchange Coffee-Houses, at the Grapes Tavern, and of Mr. Morgan at Mr. McLane's watch-maker, near the Town-House. To begin at half after 6 o'clock. Several gentlemen expressing a desire to have a ball after the concert, Mr. Morgan has provided a band accordingly. The sale of sugars, to have been to-morrow at the Bunch of Grapes Tavern, is postpon'd.