New York: Wilford Funk, 1950. 1st ed. [Stated].. Hardcover. VG/VG. 278 pages. How to use cycles, trends, projections, physical rhythms, heredity, & other known scientific factors to make easy & reasonable predictions about your future. VG/VG. Item #: A3759.
New York: HarperCollins, 1990. 3rd ed. . Hardcover. Good/No Jacket. 716 pages. Good/No Jacket. Item #: A7437.