Joe Dudman started running road races as a sophomore in high school, circa 1980. Since that time he has accumulated over 540 race T-shirts (Yes, he finally got around to counting them!) Some of them evoke special memories and (hopefully) interesting stories. In this recurring series, he recounts some of them for Run Oregon readers. 2004 Oregon Trail Classic, near Baker City In 2004, I checked Baker County off my race-in-every-county-in-Oregon list by running the…