Pentrex is still attempting to find the current addresses for some of the photographers who contributed slides and photographs to our former magazine publications. Below is a listing of materials that still need to be returned. Please help us find the correct addresses so we can return these great images! Click here to view the list in printer-friendly format Number Subject Type of image Photographer Last known address Pentrex P.O. Box 94911 Pasadena, CA 91109-4911