Spokane, Portland and Seattle Railway Authorization for Expenditure (AFE). President's AFE Number 1707. Construct a spur track 1392 feet long to serve the Pasco Union Stock Yards at Ainsworth Jct., Wash., to be built under agreement with Northern Pacific Ry Company Necessary to provide spur for a new industry at this point. Chief Engineer/Standard Maintenance Procedure AFE Number CE 1786. Correspondence File Number 321-1; 322-22. Vancouver Division. Other subject categories: Tracks Spur.