Great Northern Railroad Electric Locomotive 5017, an electric Class Y-1, at Skykomish, Washington in May, 1956.

Great Northern Railroad Electric Locomotive 5013 at Skykomish, Washington leading the Glacier Park Limited on October 31, 1928.

Great Northern Railroad Electric Locomotive 5003-B at the Opening of the New Cascade Tunnel on January 12, 1929. The Wenatchee Apple Blossom Queen is helping to decorate the locomotive.

Electric Locomotives of Classes W1 and Y1 in the Electric shop at Appleyard, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotives of Class Z1 at Merritt, Washington, undated. Photograph by Wade Stevenson.

Great Northern electric locomotives 5025 and 5026, Class in Washington State, 1952. Photograph by Wade Stevenson.

Great Northern electric locomotives 5025 and 5026, General Electric demonstration locomotives later returned to General Electric and sold to the Pennsylvania Railroad in Skykomish, Washington, 1952. Photograph by Wade Stevenson.

Great Northern electric locomotives 5025 and 5026, General Electric demonstration locomotives later returned to General Electric and sold to the Pennsylvania Railroad in Skykomish, Washington, 1952. Photograph by Wade Stevenson.

Great Northern electric locomotives 5025 and 5026, in Skykomish, Washington, 1952. General Electric built two demonstrators to show the Great Northern Railway in 1952. They were sold to the Pennsylvania Railway in March 1953 and numbered 4943 and 4944. Photograph by Wade Stevenson.

Great Northern electric locomotives 5025 and 5026, in Skykomish, Washington, 1952. General Electric built two demonstrators to show the Great Northern Railway in 1952. They were sold to the Pennsylvania Railway in March 1953 and numbered 4943 and 4944. Photograph by Wade Stevenson.