The collection consists mostly of correspondence, ephemera, and materials such as newspaper clippings related to Engleman's career in social work and to his personal life.

Correspondence, ephemera, and photographs related to Russell Meriwether Hughes ("La Meri")-- ethnic dance icon, instructor, friend (and one-time lover) of Charles Miller who saved the materials which comprise this collection. The collection also includes Miller's own research material and dissertation on Edward Gordon Craig, published in 1957.