Royal Society journal archive made permanently free to access
Benjamin Franklin's 1752 paper on experimenting with electricity from thunderstorms, collected in a Leyden jar, is not to be missed.<p><a href="http://rstl.royalsocietypublishing.org/content/47/565.full.pdf" rel="nofollow">http://rstl.royalsocietypublishing.org/content/47/565.full.p...</a><p>After edit:<p>To answer a question raised by another HN user, the Wikipedia article on the medial s character in older printed English-language books<p><a href="http://en.wikipedia.org/wiki/Long_s" rel="nofollow">http://en.wikipedia.org/wiki/Long_s</a><p>is helpful about the history of printing that character.