Talk:Timeline

compass

gunpowder

papermaking

printing

fire

bow & arrow

gun powder

sailing ships

compass

concrete

printing press

steam engine

cotton gin

sewing machine 1845

electricity 1800's

light bulb 1879

radio 1860's

the most significant event of the 19th century will be judged as Maxwell's discovery of the laws of electromagnetism.

TV 1930's 1950's

air plane 1902

refrigeration

internal combustion engine

transistor 1948

MOSFET process (computer) 1959

jet emgine

LED

--