Kretzmann Collection and Schalk Collection: 557 cataloged hymnbooks, including gifts of Adalbert R. Kretzmann and Carl Schalk. Printed catalog by Schalk, Hymnals and Chorale Books of the Klinck Memorial Library (River Forest, Ill.: Concordia Teachers College, 1975). A second collection 530 Lutheran hymnals in English, German, Norwegian and Swedish published in the United States as early as 1786; in Germany between 1726 and 1787, and in Australia since 1936 was recently added, a gift of Dr. Carl and Noel Schalk. An online catalog of this second collection is available.