Lesson 106: Mersenne’s Laws Lesson 107: Cartesian Coordinates Lesson 108: The Mechanical Calculator Lesson 109: Blaise Pascal Mersenne’s Laws in the following table are Mersenne’s laws (one row per law) : Higher Notes Lower Notes Shorter Strings Longer Strings Tighter Strings Looser Strings Lighter Strings Heavier Strings Input / output to make different notes on …