Hitchcock, Barbara, “Library Corner,” The Eagle Bulletin, DeWitt News Times, Fayetteville, N.Y., December 07, 1972, P. 5, crop

Walter Ferro - Press - Eagle Bulletin, Dewitt News-Times, December 7, 1972, page 5 - detail - review of THE INVISIBLE PYRAMID, illustrated by Ferro

Walter Ferro – Eagle Bulletin, Dewitt News-Times, December 7, 1972, page 5 – detail – review of THE INVISIBLE PYRAMID, illustrated by Ferro