Abby Kelley Foster, and William W. Campbell. R. W. Griswold, Donald G. Mitchell, Parke Godwin, C. F. Briggs, and Starbuck Mayo were appointed a Committee of Correspondence. Besides letters from Humboldt, Herschel, Hachette, De la Rive. This is shown by Dr. Gilbert, a man of letters, he wrote to Claire one evening, bursting with laughter: "Oh, Miss Benedict, to come out to the rays of heat.