Negative of a photographic postcard showing the St. Johns Bridge in Portland, Oregon. Taken from the west side of the Willamette River, and looking east across the river to the St. Johns neighborhood. Black smoke rises into the air from an area in St. Johns behind the bridge. The Portland Tug and Barge Co. is visible in the foreground. The image is framed by tree leaves on the left and right. Handwriting on negative reads, "Willamette River - St. John's (sic) Bridge - Oregon. Christian 586."

Negative of a photographic postcard showing the St. Johns Bridge in Portland, Oregon. Taken from the west side of the Willamette River, and looking east across the river to the St. Johns neighborhood. Black smoke rises into the air from an area behind the bridge. Mount Adams is visible in the distance.

Photograph showing the U.S. Navy ship U.S.S. Oregon sailing on the Willamette River in front of downtown Portland. Many flags are displayed on the ship. Several airplanes fly over the city. Label on the print reads, "The Oregon at Home, Portland, Oregon. Copyright A. L. Ransford, No. 221." Handwritten note on the back reads, "Released only for S.P.&S. R.R. publications only, A. L. Ransford." Stamp on the back of the print for A. L. Ransford, Commercial Photographer, Portland, Oregon.

Photograph of the Oregon Electric Railway bridge over the Willamette River at Wilsonville, Oregon. The bridge is under construction. Taken from the shore of the river, looking at the bridge. Handwriting on the back of the print reads, "Oregon Electric Ry. Wilsonville Bridge nearing completion. Frederick Prahl, General Roadmaster (died 1909), 'in charge of construction,' 1906 - 07. Presented Jan 18, 1956 by Margaret L. Chappell - granddaughter, Addie M. Sliven - daughter, 2535 Willamette Blvd. Portland 11 Ore." Postmark stamp on the back of the print reads, "Wilsonville, Sep. 17 P.M. 1907, Oregon."

View of the Spokane, Portland, & Seattle Railway Willamette River Bridge. A handwritten note on the back for the photograph reads, "File 62 - SP&S Train crossing Willamette River Bridge."

Five young women, all members of the Portland Water Ski Club, practice their water skiing routine on the Willamette River on January 1, 1959. They wear long-sleeved jackets and shorts as they lift their arms over their heads. Pictured from left to right are Betty Davis, Darlene Kasner, Verna Williams, Eleanor Stoddard and Ellen Haynes. They ski past a ramp with a sign that reads, "Property of Portland Water Ski Club, For Members Only." This photograph was published in the Oregon Journal on January 2, 1959 (negative 3 of 5).

View of the construction of the bascule piers of the Morrison Bridge in Portland, Oregon. On the right is a large bascule pier under construction. In the center of the photograph, another bascule pier is under construction in the middle of the river. An unfinished ramp of the Morrison Bridge is visible in the distance. Taken from the east side of the Willamette River, looking west across the river toward downtown Portland, visible in the background (negative 1 of 3).

Two young men sit in a canoe and paddle through a small opening of the Willamette Falls Locks on the Willamette River in Oregon City. The man who sits in front in the canoe wears a sweatshirt that reads, "Oregon." The canoe has the word "Willamette" written on the side. The caption on the negative sleeve reads, "University of Oregon students on canoe trip from Eugene to Portland - going through locks at Oregon City" (negative 4 of 8).

Two young men stand on a wooden platform in the Willamette River and hold onto a canoe in the water. They are at the Willamette Falls Locks. The canoe has the word "Willamette" written on the side. The caption on the negative sleeve reads, "University of Oregon students on canoe trip from Eugene to Portland - going through locks at Oregon City" (negative 2 of 8).

Aerial view of the Willamette River flowing through Portland, Oregon. Four bridges are visible. From left to right, they are the Steel Bridge, the Burnside Bridge, the Morrison Bridge (under construction) and the Hawthorne Bridge. A wing of the plane is also visible on the lower right (negative 3 of 9).

Photograph showing water cascading down Willamette Falls in Oregon City. Industrial buildings can be seen just above the falls, with a rocky cliff and houses visible in the background. Above the waterfall is a spillway. Written one of the of large industrial buildings is "Publishers Paper Co."

Photograph showing workers with a large spool on cable, which is attached to a steel cable extending towards the top of the frame. The spool is on a barge, which is likely on the Willamette River, with an industrial area and forested hills visible along the shoreline. Written on the negative is "50-642." (Image note: unidentified location, possibly Oregon City area).

Photograph showing workers on a barge standing in front of two large spools of cable. The cable can be seen extending into the water while the workers look on. In the background is a crane and a building on the barge with "Willamette Tug & Barge Co" written on it. Likely the Willamette River. (Image note: unidentified location, possibly Oregon City).

Photograph taken from a high side angle, showing a low barge with a crane, large spools of cable, and people. On the Right side of the frame, a tug boat can be seen behind the barge. On a sign next to the cable is written "Cable Crossing 13,000 Volts PGE Co" and "13,000 Volt Submarine Cable Okonite." Also visible is a "Willamette Tug & Barge Co" sign. In the background are forested hills, with some buildings, with an industrial area visible near the shore. Visible body of water is likely the Willamette River. Written on the negative is "50-645." (Image note: unidentified location, possibly Oregon City).

Photograph looking towards to the west, showing a barge and tug boat on the Willamette River. The Hawthorne Bridge is visible to the right, and numerous buildings along the waterfront can be seen. Written on the negative is "50-471."

Photograph showing a barge and small boat on the Willamette River in Portland. In the distance, the Hawthorne bridge can be seen. Written on the back of the barge is "Portland General Electric Co. Barge no. 14, Portland Ore." To the right of the barge is wooden dock structure. Written on the negative is "49-298."

Photograph showing the water circulation system at Station E (northwest Portland, near the intersection of NW 21st Avenue and NW Sherlock Avenue). A man looks at the camera while a pipe sprays a stream of water into the river. Several large ships and barges can be seen in the distance.

Photograph of the exterior west wall of Station B in Oregon City, with the Willamette River. Two men work on a wooden lock gate. Numerous utility poles are visible throughout the image.

Photograph looking across the water showing several large industrial buildings on the shore. On the left side is a pulp and paper company, and a white building with a large smokestack can be seen in the center of the frame. Along the shore are stacks of wood (possibly crates).

Photograph showing a wooden building and dock for a paper and pulp company. Shallow water can be seen throwing through a trench towards the left side of the frame.

Photograph showing a man working with a truck and hoisting machine on top of a wooden dam structure. The man stands next to the truck. Water is visible at the base of wooden stucture, which appears to be filled with rocks.

Photograph taken from a high angle showing several men working with a truck and hoisting machine next to flowing water of the Willamette River. On the left side of the image, two men stand on a dock platform while one holds a wooden pole.

Photograph taken at Willamette Falls in Oregon city showing a barge loaded with piles of cut wood, tied to a rough wooden dock. Across the river, other buildings and wooded hills can be seen.

Photograph taken at Willamette Falls in Oregon city showing men working on a wooden dam structure. Industrial buildings and a smokestack can be seen just beyond the dam structure, and wooded hills are in the distance. A large white house is visible at the top of the hill on the left side of the frame.

Photograph showing groups of men working on a dam in Oregon. Two men are standing in the shallow water, while another two are in a rowboat to the right. Another four men stand on top of the wooden structure to the left next to a hoisting machine. In the background, multiple smokestacks can be seen coming from a large industrial building.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame is Willamette Falls, with water cascading down. In the distance across the water, buildings can be seen along a hillside.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame is Willamette Falls, with water cascading down. In the distance across the water, buildings can be seen along a hillside.

Photograph showing a dam at Willamette Falls in Oregon City. In the center of the frame, water cascades through an opening between a building and dam structure. Numerous other buildings and utility poles can be seen throughout the image.