Annual Price Guide to Wristwatches 2020Tom Engle, Richard Gilbert, Joe Demesy · First published 2020Open the Tome
Vintage American and European Wrist Watch Price GuideSherry Ehrhardt, Roy Ehrhardt, Joe Demesy, Ken Specht, Peter Planes, David A. Mycko · First published 1988Open the Tome
Proceedings of the Robert A. Welch Foundation Conferences on Chemical Research XVIII. Immunochemistry.Sherry Ehrhardt, Roy Ehrhardt, Joe Demesy, Ken Specht, Peter Planes, David A. MyckoOpen the Tome
