Conversions

Area

Area Measurement Converter (How many acres is an Argentine manzana?)

Area Converter (Rods to Nanometers, etc)

Calendars

Global Calendar Converter (Converts any Calendar Date into that Date in many other Calendars)

Currency

Measuring Worth (World Currencies through History)

Dollars and Pounds (Converting US and British currency to today)

US Inflation Calculator (converting dollars between years)

Calendars