Some Important Dates in the Chronological History of Aerial ...
Some Important Dates in the Chronological History of Aerial ...
Some Important Dates in the Chronological History of Aerial ...
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•1839 - Daguerre announces <strong>the</strong> <strong>in</strong>vention <strong>of</strong> Daguerrotype which<br />
consisted <strong>of</strong> a polished silver plate, mercury vapors and sodium<br />
thiosulfate ("hypo") that was used to fix <strong>the</strong> image and make it<br />
permanent<br />
In Brita<strong>in</strong>, Talbot made <strong>the</strong> earliest known surviv<strong>in</strong>g photographic<br />
negative on paper <strong>in</strong> <strong>the</strong> late summer <strong>of</strong> 1835, <strong>of</strong> <strong>the</strong> oriel w<strong>in</strong>dow <strong>in</strong><br />
<strong>the</strong> south gallery <strong>of</strong> his home.<br />
1839 - William Henry Fox Talbot <strong>in</strong>vents a new<br />
method <strong>of</strong> photography, a system <strong>of</strong> imag<strong>in</strong>g on<br />
silver nitrate <strong>of</strong> silver chromate treated paper and<br />
us<strong>in</strong>g a fixative solution <strong>of</strong> salt.
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