day to and day out they are many new gadgets coming each day with advance features but today i want to remember the old gadgets with out which today advance technology would not be possible...
1)
1)
Alexander Graham Bell phone
2) The beginnings of mechanical television can be traced back to the discovery of the photoconductivity of the element selenium by Willoughby Smith in 1873, the invention of a scanning disk by Paul Gottlieb Nipkow in 1884 and John Logie Baird's demonstration of televised moving images in 1926.
one of the first TV
3) Charles Babbage, an English mechanical engineer and polymath, originated the concept of a programmable computer. Considered the "father of the computer",[4] he conceptualized and invented the first mechanical computer in the early 19th century
FIRST COMPUTER OF THE WORLD (CHARLES BABBAGE )
4) The first working steam-powered vehicle was designed — and most likely built — by Ferdinand Verbiest, a Flemish member of a Jesuit mission in China around 1672. It was a 65 cm-long scale-model toy for the Chinese Emperor, that was unable to carry a driver or a passenger.[10][11][12] It is not known if Verbiest's model was ever built.[11]
FIRST CAR OF THE WORLD