Key Innovators!

Front

telephone

Back

Alexander Graham Bell

Front

Henry Bessemer

Back

cheaper, easier way to make steel

Front

steel tycoon

Back

Andrew Carnegie

Front

light bulb

Back

Thomas Edison

Front

oil tycoon

Back

John D Rockefeller

Front

Who was an investment banker, one of the richest men in America, and bought Carnegie Steel?

Back

JP Morgan

Front

alternating current electricity

Back

Nikola Tesla

Front

railroad tycoon

Back

Cornelius Vanderbilt

Front

hair care products for women of color

Back

Madam CJ Walker