The Glassbook Project is a collection of books made of glass, the artistic result of collaboration between art students and trauma survivors at the Newark, N.J. campus of Rutgers University. An exhibition of one set of the books (there are several, each the result of a separate collaboration) comes to Holyoke this week. April 4-5; reception and discussion April 4, 3-6 p.m., The Western Mass Recovery Learning Community, Holyoke Center, 187 High St., Suite 303, Holyoke, (413) 539-5941.