Negative of a photographic postcard showing several buildings of the Bend and New Riverside Motel next to the Deschutes River in Bend, Oregon. The river is in the foreground. Handwritten note on envelope indicates this was taken in 1958.

Negative of a photographic postcard showing a suspension bridge over the Rogue River at Agness, Oregon. Handwriting on negative reads, "Old Forestry Suspension Bridge near Singing Springs Ranch. Rogue River, Agness, Ore." Handwritten note on envelope indicates this was taken in 1959.

Negative of a photographic postcard showing a creek in a narrow gorge. Handwriting on negative reads, "Rogue River - Union Creek - Ore. Christian P-298."

Negative of a photographic postcard showing a wooden footbridge over the Breitenbush River in Humbug Mountain State Park. Handwriting on negative reads, "Breitenbush River - Humbug Park, Oregon. Christian S-111."

Negative of a photographic postcard showing a river running through a narrow gorge. Handwritten note on envelope reads, "Breitenbush Gorge, Oregon. (Christian)"

Negative of a photographic postcard showing a river in the foreground and a view of South Sister mountain in the background. Handwriting on negative reads, "South Sister from Fall Creek, Oregon. Christian S-184."

Negative of a photographic postcard showing a river in a mountainous area. Handwriting on negative reads, "Along Willamette Highway - Oregon. Christian S-230."

Negative of a photographic postcard showing a highway bridge over a river. Taken from the shore of the river. Handwritten note on envelope reads, "McKenzie Bridge - McKenzie Highway, Oregon (Christian)"

Negative of a photographic postcard showing Smith Rock on the Crooked River in Oregon. Handwriting on negative reads, "Smith's Rocks - Crooked River, Oregon. Christian S-340."

Negative of a photographic postcard showing a boat on a river. Two people fish from the boat. Handwriting on negative reads, "McKenzie River - Oregon. Christian S-364."

Negative of a photographic postcard showing an aerial view of the Crooked River Gorge in Oregon. Two bridges cross the gorge, including the Crooked River High Bridge. Handwriting on negative reads, "Crooked River Gorge - The Dalles-Calif. Hwy. Christian S-478."

Negative of a photographic postcard showing a small waterfall on a creek of a forested area. Handwriting on negative reads, "Multnomah Creek - Columbia River Highway. Christian 11-663."

Negative of a photographic postcard showing the construction of the Detroit Dam in Detroit, Oregon. Taken from a nearby hillside, the view looks down on a dam that is halfway built across a river. A construction crew works on the dam. Handwriting on negative reads, "Detroit Dam Construction - Detroit, Ore. Christian S-129."

Negative of a photographic postcard showing the Rogue River flowing through a valley. Handwritten note on negative reads, "Rogue River above Singing Springs Ranch." Handwritten note on envelope indicates this was taken in 1957.

Negative of a photographic postcard showing the South Santiam River flowing through a forested landscape. Taken from the shore of the river. There are large rocks in the river. Handwriting on negative reads, "Rapids - South Santiam near Cascadia. Christian S-148A."

Negative of a photographic postcard showing a bridge crossing a river. Taken from the shore of the river and looking upstream toward the bridge. Handwriting on negative reads, "Blue River - McKenzie River Highway, Oregon."

Negative of a photographic postcard showing the McKenzie River flowing through a forested landscape in Oregon. Taken from the river. Handwriting on negative reads, "McKenzie River, Oregon. Christian S-188A." Christian's name is written twice on the negative.

Negative of a photographic postcard showing a creek flowing through a forested area. A low dam diverts water to one side of the creek. Handwritten label on the negative reads, "Salt Creek-McCredie Springs. Christian S-235."

Negative of a photographic postcard showing the Metolius River winding through a field. The peak of Mount Jefferson is in the background. Clouds wrap around the lower part of the mountain. Handwriting on negative reads, "Mt. Jefferson - Metolius River - Oregon. Christian S-259."

Negative of a photographic postcard showing the Santiam River flowing through a forested area. Taken from the river. There is a hill in the background. A patch of fog or mist hangs over the river. Handwriting on negative reads, "Santiam River - Oregon. Christian S-270."

Negative of a photographic postcard showing the Crooked River High Bridge spanning the Crooked River Gorge. The Crooked River flows through the bottom of the gorge. Handwriting on negative reads, "Crooked River Bridge - Oregon. Christian S-273."

Negative of a photographic postcard showing rapids on the Deschutes River. Taken from the shore of the river, looking towards desert hills and rock formations on the other side of the river. Handwriting on negative reads, "White Horse Rapids - Deschutes River - Oregon. Deschutes River - Oregon. Christian S-291." This phrase is written twice on the negative.

Negative of a photographic postcard showing a bridge over the Umpqua River in Roseburg, Oregon. Taken from the shore of the Umpqua River. Handwriting on negative reads, "South Umpqua Bridge - Roseburg, Ore. Christian S-400."

Negative of a photographic postcard showing the Deschutes River flowing through the town of Maupin, Oregon. Sagebrush covers a slope in the foreground leading down to the river. Handwriting on negative reads, "Deschutes River - Maupin, Oregon. Christian S-81."

Photograph of a helicopter flying over flooding on the Columbia River near The Dalles. Same flooding that caused the Vanport Flood down river. In the background, a flooded building is completely surrounded by water in the Columbia River. In the foreground, railroad tracks disappear underwater. Handwritten note on back indicates this was taken by someone named "Dixon" for the PM Advanced Portrait class. Likely a student at the Northwest School of Photography.

Photograph of flooding on the Columbia River, very likely near The Dalles. Same flooding that caused the Vanport Flood down river. Photograph looks up the Columbia River, and shows a flooded railroad yard on the south bank of the river. Handwritten note on back indicates this was taken May 30, 1948 by someone named "Foster." Likely a student at the Northwest School of Photography.

Photograph showing a wooden plank and log bridge crossing a small running creek, taken from a slight side angle. A Ford Model T Pickup (1916) is on the bridge facing forward. Trees and other foliage can be seen throughout the image. Written on the negative is “E301.09-O-39” and “36.”

View looking upstream of a creek (possibly Silver Creek). A dam can be seen in the foreground of the image. Trees are visible along the banks of the creek.