Italian opera singer (1811–1869). Fountain pen signature, “Giulia Grisi,” on an off-white 3.5 x 2.5 slip dated October 10, 1837, Grisi adding an inscription in French. Matted with an artist’s portrait to an overall size of 6 x 11. Two dark areas of tape toning to top edges, light edge toning, and a bit of scattered soiling, otherwise fine condition. RRAuction COA.