#1 Walsh, James J. (James Jerome), 1924- author of Philosophy in the Middle Ages : the Christian, Islamic, and Jewish traditions (LC 82163954 )
#2 Walsh, James J. (James Joseph), 1865-1942, author of Catholic churchmen in science (LC 50024514)
The author of Spiritual Food for Thought is apparently a Father Walsh, a priest in the Albany Capital District, according to a review.