SSUSH11c

Front

Telegraph

Back

Early communication device transmitting coded messages over wires.

Front

Morse Code

Back

System of dots and dashes representing letters for telegraph messages.

Front

Telephone

Back

Device allowing real-time voice communication over distances.

Front

Electric Light Bulb

Back

Thomas Edison’s invention providing safe, reliable electric lighting.

Front

Thomas Edison

Back

Inventor with over 1,000 patents; revolutionized industry with the light bulb and industrial research.

Front

Alexander Graham Bell

Back

Inventor of the telephone, improving instant communication.

Front

Samuel Morse

Back

Inventor of the telegraph and Morse Code.

Front

Infrastructure

Back

The physical systems (e.g., communication networks, energy supply) that support society and industry.

Front

Industrial Research Laboratory

Back

A place for systematic invention and innovation (e.g., Menlo Park).