P.S. I know it's unusual to include numbers on these puzzles -- at first I was going to spell them out, then decided to modify the format slightly. Let's try it and see.

P.P.S. The article I extracted from is in one type of units. I plan to convert it to make this more universal once enough of the puzzle's exposed to not give away too many letters. (And, to give me time to look up conversion tables to see how to convert them. It's been a while.)