“Changes in the value of money over time. A frequent question is “how much would a specified amount of money at a certain period of time be worth today?” The sources [on this website] listed below are useful in attempting to answer this question.”–From the website. A very comprehensive site that includes sources to help find the value with money from countries around the world, including American money.
“Mark Twain Project Online applies innovative technology to more than four decades’ worth of archival research by expert editors at the Mark Twain Project. It offers unfettered, intuitive access to reliable texts, accurate and exhaustive notes, and the most recently discovered letters and documents. Its ultimate purpose is to produce a digital critical edition, fully annotated, of everything Mark Twain wrote.”–From the websie.
“The CyberCemetery is an archive of government websites that have ceased operation (usually websites of defunct government agencies and commissions that have issued a final report). This collection features a variety of topics indicative of the broad nature of government information. In particular, this collection features websites that cover topics supporting the university’s curriculum and particular program strengths.”–From the website.
“Making the world’s knowledge computable. Wolfram|Alpha introduces a fundamentally new way to get knowledge and answers— not by searching the web, but by doing dynamic computations based on a vast collection of built-in data, algorithms, and methods.”–From the website.
“Worldometers is run by an international team of developers, researchers, and volunteers with the goal of making world statistics available in a thought-provoking and time relevant format to a wide audience around the world. We have no political, governmental, or corporate affiliation.”–From the website.
“Welcome to the BlackPast.org website. This 10,000 page reference center is dedicated to providing information to the general public on African American history in the United States and on the history of the more than one billion people of African ancestry around the world.”–From the website.