U.S. Copyright Renewals, 1960 January - June
Chapter 5
F. Bartels & Mary E. Marye. © 9Sep32; A54933. J. Grace Walker, Mary E. Marye (Mary E. Richardson), Nell F. Bartels (A); 6Jan60; R249663.
How to use Adventures wise and otherwise. To the teachers. By J. Grace Walker & Nell F. Bartels. © 9Jun32; AA97950. J. Grace Walker & Nell F. Bartels (A); 28Mar60; R254415.
How to use Higher levels. By J. Grace Walker, Nell F. Bartels & Mary E. Marye. © 9Sep32; A54934. J. Grace Walker, Mary E. Marye (Mary E. Richardson) & Nell F. Bartels (A); 6Jan60; R249664.
How to use Trail fires. To the teacher. By Grace J. Walker, Nell F. Bartels & Mary E. Marye. © 9Jun32; AA97952. J. Grace Walker, Mary E. Marye (Mary E. Richardson), Nell F. Bartels (A); 6Jan60; R249671.
Trail fires, habits and skills.