Egbert Harold van Delden letters on the Marconi memorial medal, 1938-1939 1 box 152 items Creator van Delden, Egbert Harold, 1905- Abstract Or Scope Letters to van Delden about the formation of the Committee on Award of the Marconi Memorial Medal. The medal was to have been awarded annually for contributions to radio, and David Sarnoff had been chosen as the first recipient. view more view less Collection Context Rare Book & Manuscript Library