"Communication Capsules for Inner Space - the new… Stenorette dictating systems" by DeJur–Grundig. Circa 1961. 
via Otis Historical Archives – National Museum of Health and Medicine

"Communication Capsules for Inner Space - the new… Stenorette dictating systems" by DeJur–Grundig. Circa 1961. 

via Otis Historical Archives – National Museum of Health and Medicine