I just found 3 issues of Track Technique (Dec. 74, Jun 76, Sep. 76) in a box.
Among the articles are training profiles of Wohlhuter, Feuerbach, Prefontaine, John Walker, Virgin, Mann, Chapa, Mac Wilkins, Buerkle, Boit.
Available for $10 plus postal costs. E-mail me at: sigmonbooks2010 @ gmail.com. [Remove spaces to e-mail. Trying to cut down on spam.]