Have you ever wondered what the "worth" of a dollar was in 1907? Or what something purchased years ago with British pounds would be worth in dollars today? Using these calculators, you can answer these questions.

• What Is the Annualized Growth Rate of Various Historical Economic Series?
• Annualized Growth Rate and Graphs of the DJIA, S&P500 and NASDAQ in the United States Between Any Two Dates
• Six Ways to Compute the Relative Value of a U.S. Dollar Amount, 1790 - 2007
• Five Ways to Compute the Relative Value of a UK Pound Amount, 1830 - 2007
• Three Ways to Compute the Relative Value of a Chinese Yuan Amount, 1952-2007
• Five Ways to Compute the Relative Value of a Japanese Yen Amount, 1879 - 2007
• Computing 'Real Value' Over Time With a Conversion Between U.K. Pounds and U.S.
  Dollars, 1830 - 2007
• Computing Purchasing Power of the U.S. Dollar, 1774 - 2007
• Computing Purchasing Power of the British Pound, 1264 - 2007
• Computing Annual Inflation Rates for the United States, 1774 - 2007, and United Kingdom (Britain), 1264 - 2007
• How Much Would Your U.S. Savings Have Grown? 1798 - 2007