Spokane, Portland and Seattle Railway Engineering Drawing: Details End Bearings, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Details End Bearings, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Details of Posts, Bridge 7.0 - Maegley Junction, East Saint Johns, Oregon, Line Segment 047, Milepost 7.05. Sheet AA - 603 - 3, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Details of Ties, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40. Sheet 00 - 343, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Details of Ties, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40. Sheet 00 - 343A, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Details, Bridge 7.0 - Maegley Junction, East Saint Johns, Oregon, Line Segment 047, Milepost 7.05. Sheet AA - 603 - 2, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: east Abutment, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40. Sheet CC - 548, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: General Plan, Bridge 7.0 - Maegley Junction, East Saint Johns, Oregon, Line Segment 047, Milepost 7.05. Sheet AA - 603 - 1, 1909. Note: Steel spans
Spokane, Portland and Seattle Railway Engineering Drawing: Locate Abutments, Bridge 7.0 - Maegley Junction, East Saint Johns, Oregon, Line Segment 047, Milepost 7.05. Sheet AA - 603, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Locate of Points, Bridge 7.4 - Columbia Slough, north of East Saint Johns, Oregon, Line Segment 047, Milepost 7.40. Sheet RR - 387, undated.
Spokane, Portland and Seattle Railway Engineering Drawing: Location Sketch, Bridge 7.0 - Maegley Junction, East Saint Johns, Oregon, Line Segment 047, Milepost 7.05. Sheet AA6, undated.