Medard Welch (left, seated) listen to Daniel Bills's speech

Medard Welch (left, seated) (AVS President 1957-1958) seated at table, Daniel Bills (AVS President 1971-1972) speaking at podium., Credit Line: American Vacuum Society (AVS), courtesy of AIP Emilio Segrè Visual Archives
Abstract/Description: Medard Welch (left, seated) (AVS President 1957-1958) seated at table, Daniel Bills (AVS President 1971-1972) speaking at podium.
Subject(s): Podium
Speech
Meetings
Portraits, Group
Bills, Daniel Granville
Welch, Medard
American Vacuum Society (AVS)
Date Created: circa 1971
Credit Line: American Vacuum Society (AVS), courtesy of AIP Emilio Segrè Visual Archives
Catalog ID: Welch Medard C1