STANFORD, CA.- In a tribute to Thomas K. Seligman, the retiring director of the Cantor Arts Center at Stanford University, 23 donors are giving 57 artworks to the Center, to be added to its comprehensive collection. Also to honor Seligman, more than 200 people contributed funds to support student engagement in the Cantor Arts Center’s Education Department, using new technologies to facilitate learning about art. The artworks, given as outright and promised gifts in Seligman’s honor, include a Joseph Cornell box construction from the Marmor Foundation, a Nathan Oliveira collage from Burt and Deedee McMurtry and a hanging scroll by Huang Binhong from Sandy and Vinie Miller. Paintings include oil-on-canvas works by Richard Diebenkorn, from John and Jill Freidenrich, and by Wayne