4 datasets
  • Measuring Worth: A collection of calculators to help answer questions of Comparative Relative Value

    Offsite — Have you ever wondered what the price of gold was in 1907? Or what the GDP was in 1932? Presented here are many useful historic data sets that we developed in order to answer such questions. Some of these are currently hosted on EH.Net. The Annual ...
  • Measuring Worth: Dollar-Pound Exchange Rate From 1791

    Offsite — Dollar-Pound Exchange Rate From 1791 An exchange rate is the price of one currency in terms of another currency. The exchange rate presented here is the price of the British pound in U.S. dollars, that is, the number of U.S. dollars per British pound. This is the traditional way in which the relative price of the two currencies is compared. The exchange rate between the ...
  • The First Billion Digits of Pi

    Free Download — Why calculate so many digits of pi? According to Alexander J. Yee and Shigeru Kondo, world record holders for calculating the most digits of pi (5 billion digits), “because it’s Pi… and because we can!” Do not fret if you lack the expensive hardware, multi-terabytes of storage capacity and loads of free time to calculate the number that never ends. The Infochimps have ...
  • Physical Constants

    Free Download — This is a stylized Excel spreadsheet that gives the NIST values of the physical constants of mathematics, electromagnetism, atomic and nuclear physics, astronomy and chemistry. This data is one of a set of spreadsheets specially handcrafted by our very own Philip (flip) Kromer.