.
In 1847
In 1874
In 1784
At the age of twenty
At the age of twelve
At the age of ten
Science
Music
Chemistry
John
Jim
Michael
Phonograph
Camera
CD player
’’ Mary had a big lamp’’
’’ Mary had a little ball’’
’’ Mary had a little lamb’’
In 1879
In 1898
In 1897
He used a special kind of velvet thread
He used a special kind of metal thread
He used a special kind of cotton thread
In October 1931
In October 1913
In October 1981
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