Photograph of the Portland Zoo Railway station at the 1959 Oregon Centennial Exposition grounds in North Portland. Today, this is the site of the Portland Expo Center. A sign on top the building reads "Oregon Railroads" and there are smaller signs for Spokane, Portland & Seattle Ry., Northern Pacific Railway, Union Pacific Railroad and other rail lines. A small portion of the Zooliner train is visible on the left. The Oregon state flag flies above the building.

Photograph of a steam locomotive in flood water just outside Union Station in Portland, Oregon during the Vanport Flood. Widespread flooding is visible in the area around Union Station. A long line of sandbags is visible on the left. Handwritten note on back indicates this was taken May 31, 1948. Taken by an unidentified student at the Northwest School of Photography.

Photograph of flooding at Union Station in Portland, Oregon during the Vanport Flood, 1948. Handwritten note on back reads, "Jerry," indicating this was likely taken by Jerry Jiro Yasutome when he was a student at the Northwest School of Photography.

Photograph of workers working on wheels and machines in an SP&S railroad shop. Handwritten note on the back of the print reads, "Engine truck, changing wheels and traction motors." Second handwritten note reads, "Industrial as is, 4 col. - industrial issue - Larry."

Photograph of 3 men looking at their watches on a platform at Union Station in Portland, Oregon. On the track next to them is an SP&S streamlined train no. 801. Handwriting on the back of the print reads, "SP&S streamlined train no. 2 at Union Station, Portland, Ore. (Engineer, fireman and conductor comparing watches.)" Stamp on the back for Photo-Art Commercial Studios.

Photograph of SP&S Railroad's roundhouse and turntable in Portland, Oregon. Several locomotives are lined up around the turntable. View of downtown Portland in the background. Handwriting on the back of the print reads, "Spokane, Portland & Seattle Railway Company, New Round House, Portland, Oregon. 'Garrett' - 1944."

Panoramic photograph consisting of 3 panels, showing the SP&S engine terminal and yard in Portland, Oregon. Three automobiles and a jeep are parked on a street in the foreground. The car in the center panel has a Spokane, Portland, and Seattle Railway logo on the door. The Portland West Hills are visible in the background.

Rows of railroad cars sit on the tracks at a railroad yard at McCormick Dock. Looking south toward the Steel Bridge. Several trucks are parked at a neighboring steamship company.

Photograph of a construction area located between the spillway of the Bonneville Dam and several railroad tracks. The Columbia River flows around the construction site and through the open spillways of the dam. There are 2 stamps on the back of the print. One is for Photo-Art Commercial Studios and the other for West Coast Engraving Co.

Photograph showing trains in a railyard near Union Station in Portland. The view is to the north. In the background at left is Crown Mills, at what is now 1362 Naito Parkway. The number 2012 is written on the negative and is visible in the upper right corner of the image.

Photograph, taken from track level, showing the depot, railroad tracks, and trains at Union Station in Portland. The Broadway Bridge is partially visible at right. The number 1998 is written on the negative and is partially visible at upper right. See related image No. 372A1195.

Photograph showing railroad tracks, the depot, and an oncoming train at Union Station in Portland. The Broadway Bridge is partially visible at right. The view is toward the northwest. The number 1999 is written on the negative and is visible in the upper right corner of the image. See related image No. 372A1196.

Photograph of Gresham railroad depot with shuttered windows. A dirt road passes in front of the depot, and other wooden building structures can be seen to the left and right. Electric lines are visible throughout the frame.

Photograph of train car #1359, Standard Gauge Paye Motor Car, partway under a building facade. Multiple electric lines pass overhead. “Sellwood” is displayed at front of train.

Photograph of a standard interurban and express mail car # 1191, taken in front of brick building in unidentified train yard. Letters “P.N.P.S” is painted on the side of the train.

Exterior photograph of two-story brick building and brick garage structure. Several train cars can be seen in the garage, as well as a train track on right side. In background is a white house.

Street view of Piedmont car barn building at North Killingsworth Street and North Mississippi Avenue, showing two individuals in suits standing in front. A packed dirt street runs in front of the building, with a white wooden building seen on the right side. Numerous wooden poles and power lines can be seen throughout the image, as well as a wooden water tower in the distance.

Photograph of Millen Van Hoogstraaten, conductor for the Portland Symphony Orchestra, standing on a platform at a train station. He wears a trench coat and hat and carries a bag in his right hand. A train is visible behind him. Handwritten note on the back of the print reads, "Millen Van Hoogstraaten, 1929, conductor, Portland, Symphony."

Photograph, taken from the middle of the road, showing the view up a street that may be Southeast 17th Avenue in Portland. At center is a railroad crossing, and at right is Every Body’s Market. On a utility pole in front of the market is a large sign that reads “DANGER / RR CROSSING.”

Photograph showing the exterior of the Station E brick building in northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue. A large smokestack is visible on the left side of the building, and railroad tracks pass through the foreground. In the distance, a man sits next to a small kiosk building.

Photograph of a horse-drawn pole derrick with seated man. A hat sits next to the man, who looks at the camera. Railroad tracks cross the frame, and a wooden building can be seen in the background.

Photograph at Linneman Junction, at Troutdale Division, Powell Valley Road. Railroad tracks can be seen on the left side of the frame. A car is parked next to a road and wooden building. Electric lines are visible throughout the image. “Fisk Core Tires” and “Union Gasoline” signs are visible.

Photograph of an SP&S locomotive #2505 and train at North Bank Station in Portland, Oregon. Many people stand on the platform next to the train. Most wear suits and hats. Handwritten note on the back of the print reads, "North Bank Station."

Photograph of Eastwood Station, Mt. Hood Division, Baseline Road. A train track crosses a road, with a small wooden building on the ride side with “Eastwood” sign. A vehicle can be seen in the distance driving towards the camera.

Photograph of express car # 925 from Portland Railway Light & Power Company, taken in a unidentified train yard in Portland. Tracks and another train can be seen in the background.

Photograph of car #642 with conductor and other individual at front of train. Car is traveling on train track with small dome building visible in background.

Photograph showing, railroad tracks, mills, and factories along waterfront land in North Portland. At right is the Western Waxed Paper Company; at left, on the water, is the L. B. Menefee Lumber Company Shingle Mill.

Photograph of an Oregon Electric Railway train passing through the community of Multnomah, Oregon. On the left, a girl sits on a bench outside a building with a sign that reads, "Postal Telegraph Office Cablegrams." A man stands on a crossing on the railroad tracks, looking away from the camera. Handwritten note on the back of the print reads, "Multnomah, Ore, 1914, OE Ry."