decipherment of Egyptian hieroglyphs
... that after making a breakthrough in the decipherment of Egyptian hieroglyphs, Jean-François Champollion cried "I've done it!" and collapsed in a faint that lasted days?
... that after making a breakthrough in the <b id="mwBPE"><a href="./Decipherment_of_ancient_Egyptian_scripts" id="mwBPI" rel="mw:WikiLink" title="Decipherment of ancient Egyptian scripts">decipherment of Egyptian hieroglyphs</a></b>, <a href="./Jean-François_Champollion" id="mwBPM" rel="mw:WikiLink" title="Jean-François Champollion">Jean-François Champollion</a> <i id="mwBPQ">(depiction shown)</i> cried "I've done it!" and collapsed in a faint that lasted days?