Training

SWTFOA

George Adams' Powerpoints On Officiating The Throws:

George Adams' Powerpoints On Officiating The Throws:

George Adams' Powerpoints On Officiating The Throws:

George Adams' Powerpoints On Officiating The Throws:

George Adams' Powerpoints On Officiating The Throws:

Dr. David "Doc" Tyson's Horizontal Jumps:

George Adams' Powerpoints On Officiating The Throws:

Dr. David "Doc" Tyson's Horizontal Jumps:

Chris Marcellus' Vertical Jumps:

Chris Marcellus' Vertical Jumps:

Dr. David "Doc" Tyson's Horizontal Jumps:

Leica Disto E7500i

Chris Marcellus' Vertical Jumps:

USATF Official Resources

USATF Official Resources

Chris Marcellus' Vertical Jumps:

USATF Official Resources