Citation - Boston News Letter: 1769.04.20

BNL.769.031
20 Apr 1769:22 (3420 Postscript)
For the benefit of Mr. Hartely [=Hartley], A Grand Concert
of Vocal and Instrumental Music, at Concert-Hall, to be
performed on Friday the 28th instant.  The vocal part by a
gentleman from London.
Tickets to be had of the printers, Mr. Jackson, at the
Brazen Head, the London-Book-store, and at Mr. Hartley's
lodgings at Mrs. Blagdon's, near the Town-house, at half a
dollar each.
[hand pointing right] To begin at six o'clock, P.M.