Photograph of people driving speedboats on the Willamette River in Portland. The 1905 Morrison Bridge is in the background. The name “O MY” is visible on the boat at right; the boat is also pictured in image No. 371N5173.

Photograph of an unidentified person driving a motorboat on the Willamette River in Portland. The 1905 Morrison Bridge is in the background. The name “Laddie” is visible on the side of the boat.

Aerial photograph showing Swan Island in Portland, taken before an airport was established on the island. The view is toward the northwest. Struts and the wings of the plane from which the photograph was taken are partially visible in the image.

Aerial photograph showing Swan Island in Portland, taken before an airport was established on the island. The view is toward the north. Struts and the wings of the plane from which the photograph was taken are partially visible in the image.

Photograph of unidentified men rowing a shell on the Willamette River in Portland. The Sellwood Bridge is in the background. Image note: Negative damage in upper right corner.

Photograph of unidentified men rowing a shell on the Willamette River in Portland. The Sellwood Bridge is in the background. Image note: Negative damage in upper right corner.

Photograph of unidentified men rowing a shell on the Willamette River in Portland. The Sellwood Bridge is partially visible in the background at right.

Photograph of unidentified people in a motorboat on the Willamette River in Portland. The Ross Island Bridge is in the background.

Photograph of an unidentified ship, possibly a United States Navy vessel, sailing under the raised Hawthorne Bridge in Portland.

Photograph, taken from a high angle and looking toward the south, showing the Willamette River at left, the Hawthorne Bridge at top, and the downtown buildings between the Hawthorne Bridge and the Morrison Bridge. The Morrison Bridge is partially visible at the lower left edge of the photograph. The intersection at bottom center is Southwest Morrison Street and Southwest 1st Avenue.

Photograph of ships on the Willamette River near the Broadway Bridge in Portland. The ship moored at right is the West Notus.

Photograph of speedboats on the Willamette River in Portland. The Broadway Bridge is in the background.

Photograph of an unidentified person driving a motor boat on the Willamette River in Portland. The Broadway Bridge is in the background. Image note: Photograph shows discoloration due to deterioration of the negative.