The History of how we evolved from using body parts to measure a great number of thing to where we are now with several systems of measurements.

It's a very interesting process by which we went from Roman Feet, Palms, Inches to Yards, Hecter's, centimeters, millimeters, Ounces, Fluid ounces and Kilometers and Miles. Let's read and learn exactly how this fiasco has still not resolved in the USA and Great Britian.