Vitality and Aging: Implications of the Rectangular Curve By Fries, James F. Books / Paperback Books ISBN: 0716713098 / Publisher: W H Freeman & Co, September 1981 Price Starting at $5.65 Free Shipping Send to a friend Add to Wishlist Description Looks at the statistics of mortality, theories of aging, and the difference between life span and li... Read More Looks at the statistics of mortality, theories of aging, and the difference between life span and life expectancy Read Less Below is a list of products arranged by condition. Select the quantity of the product you desire and click the "Add" button. Used - Good Good condition. A copy that has been read but remains intact. May contain markings such as bookplates, stamps, limited notes and highlighting, or a few light stains. Bundled media such as CDs, DVDs, floppy disks or access codes may not be included. $5.65 1 in Stock at Warehouse Quantity Add Free Shipping to continental U.S. OR $1.00 per item discount if shipped to store. Reviews Goodreads reviews for Vitality and Aging: Implications of the Rectangular Curve