"First printing 2016"--Verso of title page. Revised, updated and edited by Debby K. Fantz, resource scientist with the Missouri Department of Conservation, and Dr. Victoria L. Jackson, associate professor with the University of Central Oklahoma, and published posthumously following Charles W. Schwartz's death in 1991 and Elizabeth R. Schwartz's death in 2013. (Preface to the Third revised edition and page [4] of cover) Includes bibliographical references and index.
This resource is supported by the Institute of Museum and Library Services under the provisions of the Library Services and Technology Act as administered by State Library of Iowa.