Negative of a photographic postcard showing crowds of people fishing on both banks of the Sandy River in Troutdale, Oregon. Many of them hold fishing nets. One man stands in knee-high water with his net in the foreground. On a bridge above the river, people are lined up, looking at the scene below. Handwriting on negative reads, "Smelt fishing - Sandy River, Ore. Christian 11-687."

Negative of a photographic postcard showing a crowd of people fishing on the bank of the Sandy River in Troutdale, Oregon. Many of them hold fishing nets. A bridge is partially visible above the river. Handwriting on negative reads, "Smelt fishing - Troutdale, Ore."

Negative of a photographic postcard showing a small waterfall on a river in a forested area. Handwriting on negative reads, "Rogue River, Oregon. Christian 11-799."

Negative of a photographic postcard showing a narrow portion of the Rogue River. There are large rocks in the river. Handwriting on negative reads, "Rogue River, Oregon. Christian 11-802."

Negative of a photographic postcard showing the Eagle Creek Bridge, a stone bridge over Eagle Creek in the Columbia River Gorge. The bridge is a part of the Historic Columbia River Highway in Oregon. Handwriting on negative reads, "Eagle Creek Bridge. Columbia River Highway. Christian 11-794."

Negative of a photographic postcard showing a narrow portion of the Rogue River, photographed from above. There are many large rocks in the river, and it runs through a forested area. Handwriting on negative reads, "Rogue River, Oregon. Christian 11-801."

Negative of a photographic postcard showing the confluence of the John Day River and the Columbia River. Two bridges cross the John Day River, a highway bridge and a railroad bridge on the right. A sign at the bridge reads, "County Line: Entering Sherman County." Handwriting on negative reads, "John Day River - Columbia River - Ore. Christian 11-922."

Negative of a photographic postcard showing the Umatilla River in Umatilla, Oregon. Two bridges cross the river, a highway bridge in the foreground and a railroad bridge behind it. Several wires hang over the river. Taken close to the confluence of the Umatilla River and the Columbia River. Handwriting on negative reads, "Umatilla River - Umatilla, Oregon. Christian 11-917."

Negative of a photographic postcard showing the confluence of the Umatilla River and the Columbia River. Two bridges cross the Umatilla River, a highway bridge and a railroad bridge. Handwriting on negative reads, "Umatilla Riv. and Columbia Riv. - Umatilla, Ore. Christian 11-920." The top right of the image has been cut off.

Negative of a photographic postcard showing the Estacada Bridge over the Clackamas River in Estacada, Oregon. There are trees on both banks of the river. Handwriting on negative reads, "Clackamas River and Bridge - Estacada, Ore. Christian 11-6006."

Negative of a photographic postcard showing an airborne salmon traveling upstream at a rapid on the Rogue River. Handwriting on negative reads, "Salmon leaping Rainey Falls - Rogue River. Christian P-1155." Handwritten note on envelope indicates this was taken in 1959.

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 a bridge over the Rogue River. Handwriting on negative reads, "Grave Creek Bridge - Rogue River, Ore. Christian P-283."

Negative of a photographic postcard showing 2 people in a U.S. mail boat on the Rogue River near Agness, Oregon. A suspension bridge crosses the river behind them. Handwriting on negative reads, "U.S. Mail Boat - Forestry Bridge approaching Singing Springs Ranch - Rogue River, Agnes (sic), Ore. Christian P-292." Handwritten note on envelope indicates this was taken in 1957.

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 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.