the library of congress is the nation's oldest federal cultural institution, and it serves as the research arm of congress. it is also the largest library in the world, with more than 162 million items. the collections include books, sound recordings, motion pictures, photographs, maps, and manuscripts.
This website contains tracking information that allows admins to see Facebook Insights out of Facebook to this domain.
Omniture TouchClarity¬ fully automates the decision making of targeting the right content to the right customer at the right time.
Dynamic tag management gives marketers intuitive tools to quickly and easily manage an unlimited number of Adobe and third-party tags. You'll have more control and flexibility to optimize virtually anything online, all while reducing the dependence on IT resources.
Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.
Content Security Policy is best used as defense-in-depth, to reduce the harm caused by content injection attacks.
Open graph description entity tag
The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook
Open graph title entity tag
Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.