I stumbled upon this site.
It's got a downloadable PDF book. It's to the point and easy to understand. I know most of the people here focus more on strength that size but I'm always up for reading science geek stuff.
"Let us run with patience the race that is set before us" -Hebrews 12:1
"Hard training, easy combat; easy training, hard combat" -Marshal Suvorov
In Ferrum, Veritas