Before revision: He established a reference point and the now familiar ten-fold (exponential) scaling of each degree of magnitude, and in 1935 published what he called the "magnitude scale", now called the local magnitude scale, labeled .. (This scale is also known as the Richter scale, but news media sometimes use that term indiscriminately to refer to other similar scales.)
After revision: He established a reference point and the ten-fold (exponential) scaling of each degree of magnitude, and in 1935 published what he called the "magnitude scale", now called the local magnitude scale, labeled .. (This scale is also known as the Richter scale, but news media sometimes use that term indiscriminately to refer to other similar scales.)