Hello All. I hope you are enjoying this forum. I just want to give you the links to Dr. Ashby’s reports and the articles that ran in Traditional Bowhunter over the years. These can also be found by clicking the “Ashby Library” link in the dark green menu bar.

FOC Chart Calculate the percentage of weight forward of center
Field Data Record Form
Blood Trail Record Form
KE Momentum Calculator

TBM Articles Digital copies of TBM Articles
Arrow Lethality Introduction, The Need for Knowledge
Arrow Lethality II Broadheads, The Natal Study
Arrow Lethality III Turning “Hits” into “Kills”
Arrow Lethality IV The Physics of Arrow Penetration
Arrow Lethality V Predicting Arrow Penetration on Real Animals
Momentum, Kinetic Energy and Arrow Penetration (And What They Mean for the Bowhunter)
2004 Broadhead & Arrow Lethality Study Update, Part I
2004 Broadhead & Arrow Lethality Study Update, Part II Arrow Shafting, Shot Placement and Shooting Angles
2005 Broadhead & Arrow Lethality Study Update, Part I
2005 Broadhead & Arrow Lethality Study Update, Part II Weight Forward of Center
2005 Broadhead & Arrow Lethality Study Update, Part III Broadhead Performance Update
2005 Broadhead & Arrow Lethality Study Update, Part IV Buffalo Arrows
2005 Broadhead & Arrow Lethality Study Update, Part V Summary Overview: Trends, Tendencies, FAQ’s and Comments.
2005 Broadhead & Arrow Lethality Study Update, Part VI The Heavy Bone Threshold
2007 Study Update, Prologue
2007 Study Update, Part I
2007 Study Update, Part II Misconceptions
2007 Study Update, Part III Internal Footings and the Effect of Extreme FoC
2007 Study Update, Part IV Extreme FOC: Penetration Enhancing a 54# Longbow
2007 Study Update, Part V Finish Up Internal Footing and Extreme FOC Testing
2007 Study Update, Part VI Current Broadhead Testing / Abowyer 190 gr.
2007 Study Update, Part VII Angle of Attack / Other Broadhead Testing
2007 Study Update, Part VIII The Penetration Enhancing Factors
Why Single-Bevel Broadheads?
2008 Study Update, Part I The Heavy Bone Threshold
Getting an Edge on Success
2008 Study Update, Part 2
Papau, New Guinea’s Bows and Arrows
2008 Study Update, Part 3
2008 Study Update, Part 4
2008 Study Update, Part 5
2008 Study Update, Part 6
2008 Study Update, Part 7