Plat Map of Milwaukee Road facilities at Hyak, Washington, November 1, 1919, Sheet Number 2, Line Segment 397, showing the Easton-Maple Valley line.

Plat Map of Milwaukee Road facilities at Hyak, Washington, November 1, 1919, Sheet Number 1, Line Segment 397, showing the Easton-Maple Valley line.

Milwaukee Road Engineering Drawing: Standard Reinforcement Arch Culvert, Near Hyak, Washington, Line Segment 397. Sheet 391 - 8624 - 3, undated.

Milwaukee Road Engineering Drawing: Standard Reinforcement Arch Culvert, Culvert, Near Hyak, Washington, Line Segment 397. Sheet 391 - 8624 - 1, undated.

Milwaukee Road Engineering Drawing: Reinforcement Arch Culvert, Near Hyak, Washington, Line Segment 397. Sheet 391 - 8624 - 2, undated.

Milwaukee Road Engineering Drawing: Plan and Details, Bridge FF38, east of Hyak, Washington, Line Segment 397. Sheet 390 - 8612 - 1, 1947. Note: Timber span

Milwaukee Road Engineering Drawing: Plan and Details, Bridge FF38, east of Hyak, Washington, Line Segment 397. Sheet 390 - 8612 - 1, 1947. Note: Timber span

Chicago, Milwaukee, St. Paul & Pacific Railroad Company electric locomotive advertisement at Hyak, Washington, circa 1930. A Milwaukee Road passenger train led by a set of box-cab electrics, passes Kendall Peak near Hyak on Snoqualmie Pass in Washington State. J.M. Fredrickson collection. Other Subject Classes: electric locomotive, passenger train, mountains.