♂ Henry Roetzheim

1858 - 1927

Henry Roetzheim
Parents
Children
Siblings
Elisabeth Roetzheim
Elisabeth Roetzheim
1860 - 1939
Helena Roetzheim
Helena Roetzheim
1863 - 1951
Catharina Roetzheim
Catharina Roetzheim
1869 - 1944

1883


Age: 24y
1883 • The suburb of Ingleburn, in Sydney, Australia, is established.

1887


Age: 28y

1927


Feb 8
Age: 68y
1927 • Nearly 600 members of the American Institute of Electrical Engineers and the Institute of Radio Engineers view a live demonstration of television at the Bell Telephone Building in New York City, just over a year after John Logie Baird of Scotland had first demonstrated an electromechanical television system to the members of the Royal Society in London.

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