• 1. "Broadhead Performance"
• 2. "Arrow Lethality"
          Part 1 Introduction and the need for Knowledge
          Part 2 Broadheads
          Part 3 Hits into Kills
          Part 4 Physics of Arrow Penetration
          Part 5
Predicting Arrow Penetration on Real Animals
3. 2004 Updates
        Part 1 Lethality Update
        Part 2 Lethality Update
• 4. 2005-6 Updates
          Part 1Tip Design and Edge Bevels
          Part 2 Arrow Shafting, Shot Placement Shooting Angles
          Part 3 Benchmark Broadheads
          Part 4 Extreme FOC Arrows
          Part 5 Summary of Average Penetration
          Part 6 The Heavy Bone Threshold
• 5. "Momentum, Kinetic Energy and Arrow Penetration"
• 6. 2007 Updates
          Prologue to the 2007 Updates : Understanding FOC
          Part 1 Revisiting KE & P
          Part 2 Misconceptions
          Part 3 Internal Footings; Extreme FOC and the 82# Bow
          Part 4 Extreme FOC: Penetration Enhancing a 54# Longbow
          Part 5 Extreme FOC's Demonstrated Advantage
          Part 6 Broadhead Tests
          Part 7 Angle Of Atttack
          Part 8 Penetration Enhancing Factors
• 7. "Why Single Bevel Broadheads"
• 8. "Getting an edge on Success"
• 9. "Papua New Guinea's Bows and Arrows"
• 10. 2008 Updates
          Part 1  Heavy Bone Threshold
          Part 2  Comparison of EFOC Arrows with Commonly Used Arrows
          Part 3  Arrow Force and the Heavy Bone Threshold
          Part 4  Performance of a Penetration Enhanced, Above Threshold Ultra-EFOC Arrow
          Part 5  Ultra EFOC vs. Higher Mass Lower FOC
          Part 6  How Much Does Increasing FOC Affect Penetration
   

Ashby on the Ultimate Hunting Arrow