USEFUL INVENTIONS OF ANGLO-SAXON COUNTRIES

By Olga Bełcik

THE HISTORY OF THE BULB

Sir Joseph Wilson Swan – 1878

Sir Humphry Davy - 1802

Frederick de Moleyns  1841

Charles Francis Brush 1877 

Heinrich Göbe 1854

THE MAN WHO LIT UP THE WORLD – THOMAS EDISON - 1878

Demonstration of the first light bulb - 1879

Thomas Alva Edison1847 - 1931

Modern light bulbs

Bicycle - 1836

The first bike – „hobby horse”

Kirkpatrick Macmillan1812-1878

The latest bikes

Thanks for your attenion.