1638 - 1716 Person Name: Jorge Keith Author of "¡Cuán firme cimiento!" in Himnario Adventista George Keith, according to D. Sedgwick, was the author of "How firm a foundation, ye saints of the Lord." Little is known about Keith, save that he was a publisher, a son-in-law of Dr. Gill, and the composer of several hymns.
--Annotations of the Hymnal, Charles Hutchins, M.A. 1872.
George Keith