Showing results 9733 - 9744 of 10560 for Objects of Wonder: From the Collection of the National Museum of Natural History (Exhibition) (2017- : Washington, D.C.)
Description: [edan-image:id=siris_sic_9592,size=200,left]Did you know the Smithsonian was an early adopter of the telephone? In June of 1878, a system of electronic bells and telephones was installed throughout the Smithsonian Castle. The system connected several workrooms and offices to provide instant communications within the building. At that time, there were only 187 telephone lines
Creator: National Museum of Natural History. Associate Director for Science
Creator: Smithsonian Institution Archives
Showing results 9733 - 9744 of 10560 for Objects of Wonder: From the Collection of the National Museum of Natural History (Exhibition) (2017- : Washington, D.C.)