See Isaac Newton's writings as he wrote them
Our interactive diplomatic transcriptions show all the additions, deletions and other changes that Newton made to his texts.
Read Newton's writings as he intended them
All our texts can also be read in normalized versions that incorporate all Newton's revisions and corrections.
The Newton Project is a non-profit organization dedicated to making his unpublished and published works freely available online. Over 3.5 million words are currently available and more are on the way.