From 11:00PM PDT on Friday, July 1 until 5:00AM PDT on Saturday, July 2, the Shmoop engineering elves will be making tweaks and improvements to the site. That means Shmoop will be unavailable for use during that time. Thanks for your patience!
This handy little site provides dozens of documents useful to an analysis of the Second Amendment. Relevant calls from state ratifying conventions, arms related provisions in state constitutions, and excerpts from important court cases and federal arms and militia statutes are available here.