Papers contain publications, correspondence, and lecture drafts concerning nonlinear dynamics, the Chalmers Institute of Technology in Sweden, the Institute of Plasma Physics at Nagoya University (Nagoya Daigaku, Japan), and the Santa Fe Institute. The collection also includes correspondence and cartoons related to physics, as well as materials relating to chaotic and complex systems, and dynamics. Correspondents include Hans Wilhelmsson and Yoshi H. Ichikawa.