Timeline: Walter Hans Pietscher: Gerber Family of Langnau

1894 - 1973 (79 years)

	Date	Event(s)
1	1887	1887: Germany - Emile Berliner patents the gramophone 1887: UK - Queen Victoria celebrates her Golden Jubilee 1887: UK - The Independent Labour Party is founded 1887: UK - The British East Africa Company is chartered 1887: UK - Telegraph companies control 107,000 miles of submarine cable 1887: USA - There are estimated to be 5,400 cash registers in US (increases to 16,900 in 1890) 1887: Germany - Heinrich Hertz discovers radio waves. 1887: UK - F.E. Muller and Adolph Fick invent the first wearable contact lenses.

Gerber Family of Switzerland