Scanned copy of the old treatise (the U. Penn. copy numbered LJS 235 and dated 1692 A.D.)
<p>Further info on U. Penn. library website: <a rel="nofollow" class="external free" href="https://franklin.library.upenn.edu/catalog/FRANKLIN_9958901763503681">https://franklin.library.upenn.edu/catalog/FRANKLIN_9958901763503681</a>
</p>
Complete scanned copy: <a rel="nofollow" class="external free" href="https://repository.upenn.edu/sims_ebooks/172/">https://repository.upenn.edu/sims_ebooks/172/</a>
<a href="//commons.wikimedia.org/wiki/User:Huji" title="User:Huji">Huji</a>
<span class="int-own-work" lang="en">Own work</span>