Unified Advertising and Analytics solutions from Google
FedEx Corporation is an American multinational courier delivery services company headquartered in Memphis, Tennessee.
The United States Postal Service, is an independent agency of the United States federal government responsible for providing postal service in the United States.
Google Analytics is a service offered by Google that generates detailed statistics about a website's traffic and traffic sources and measures conversions and sales. Google Analytics can track visitors from all referrers, including search engines and social networks, direct visits and referring sites. It also displays advertisin...
Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.
This site uses the viewport meta tag which means the content may be optimized for mobile content.
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.