1712: newcomen builds the first steam engine.
1733: john kay invents the flying shuttle.
1764: james hargreaves invents the spinning jenny.
1769: richard arkwright patents the water frame.
1779: samuel crompton perfects the spinning mule.
1785: edmund cartwright patents a power loom.
1793: eli whitney patents the cotton gin.
1807: robert fulton begins steamboat service on the hudson river.
1830: george stephenson begins rail service between liverpool and london.
1836: samuel f. b. morse invents the telegraph.
1840: samuel cunard begins transatlantic steamship service.
1866: cyrus field lays the first successful transatlantic cable.
1876: alexander graham bell invents the telephone.
1879: thomas edison invents the incandescent light bulb.
1892: rudolf diesel patents the diesel engine.
1899: guglielmo marconi invents the wireless.
1903: the wright brothers make the first successful airplane flight

which man was president of the united states when the wright brothers made the first successful airplane flight?

a. theodore roosevelt

b. abraham lincoln

c. lyndon b. johnson

d. franklin d. roosevelt