You're riding left side of Amtrak AEM7-934 on track two of the Northeast Corridor at MP 67.2. We're doing 125 MPH with N/B Washington, D.C. to New York City Northeast Regional train 164. We meet a S/B Conrail freight on track three. GP40-3216, an unknown switcher and GP15-1s 1693 & 1663 are on the point. 10:37AM on 5-12-85 in Aberdeen, MD.