Negative of a composite photographic postcard showing 2 images of an aquarium in Seaside, Oregon. The bottom image shows large fish in a tank, while the top image shows smaller fish in a tank. Handwriting on negative reads, "Aquarium - Seaside, Oregon. Christian 269."

Negative of a photographic postcard showing the entrance to the Salt Creek Tunnel on Highway 58, also known as the Willamette Highway. Handwriting on negative reads, "Tunnel Willamette Highway, Oregon. Christian 236."

Negative of a photographic postcard showing sea anemones underwater. Handwriting on negative reads, "Sea Anemones. Christian 19."

Negative of a photographic postcard showing the exterior of a Christian church in Estacada, Oregon. A sign over the entryway reads, "Church of Christ, 1909." Handwriting on negative reads, "Estacada, Oregon. Christian 11-6013."

Negative of a photographic postcard showing the Mill River Power Plant at the River Mill Dam in Estacada, Oregon. Water from the Clackamas River goes over the spillway. Handwriting on negative reads, "Mill River Power Plant - Estacada, Ore. Christian 11-6010."

Negative of a photographic postcard showing a lumber yard at the Park Lumber Company in Estacada, Oregon. There are stacks of lumber scattered across the yard. There is a large pile of logs in the background. Handwriting on negative reads, "Park Lumber Co. - Estacada, Ore. Christian 11-6008."

Negative of a photographic postcard showing the Mill River Power Plant at the River Mill Dam in Estacada, Oregon. Water from the Clackamas River goes over the spillway in the background. Power lines carry electricity from the plant. Handwriting on negative reads, "Mill River Power Plant - Estacada, Ore. Christian 11-6007."

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 the exterior of the stadium at Estacada High School in Estacada, Oregon. There is a large sports field in the foreground and the high school buildings are in the background. Handwriting on negative reads, "Stadium at Estacada High School. Christian 11-6004."

Negative of a photographic postcard showing a street scene on Highway 211 in Estacada, Oregon. There are a few businesses and houses on the street. A sign points left for the Broadway Theatre. Two automobiles drive in the street. Handwriting on negative reads, "Estacada, Oregon. Christian 11-6002."

Negative of a photographic postcard showing the exterior of a grade school in Estacada, Oregon. Handwriting on negative reads, "Grade School - Estacada, Oregon. Christian 11-6001."

Negative of a photographic postcard showing a street scene in Estacada, Oregon. There are several businesses on the street, including Stein's Bread, Trail's Inn Tavern, and the Broadway Theater. Automobiles are parked in the street. Handwriting on negative reads, "Estacada, Oregon - Christian 11-6000."

Negative of a photographic postcard showing the Historic Columbia River Highway alongside the Columbia River in the Columbia River Gorge. Taken from the side of the highway on the Oregon side of the Gorge. Beacon Rock is visible. Handwriting on negative reads, "Columbia River Highway - Oregon. Christian 11-5006."

Negative of a photographic postcard showing the confluence of the John Day River and the Columbia River in Oregon. View west down the Columbia River and Mount Hood in the distance. A railroad bridge crosses the John Day River, though the river itself is not visible. There are railroad tracks in the foreground. Handwriting on negative reads, "Mouth of John Day Riv. - Mt. Hood in distance. Christian 11-998."

Negative of a photographic postcard showing a neighborhood in Pendleton, Oregon. A street cuts through the neighborhood. There is a church on the left and the Umatilla County Library building is on the right. A few houses are visible amongst the trees in the neighborhood. A bridge crosses a mostly dry riverbed in the foreground. Handwriting on negative reads, "Pendleton, Oregon. Christian 11-995."

Negative of a photographic postcard showing a street scene in Odell, Oregon. Businesses include a Chevron gas station, S&L Food Store, and more. Snow-capped Mount Hood is in the background. Handwriting on negative reads, "Odell, Oregon. Christian 11-984."

Negative of a photographic postcard showing the Mitchell Point Tour Inn on Highway 30 in Hood River, Oregon. The sign for the motel is attached to a Shell gas station. An automobile is parked in front of a motel building with 3 units. There is a large house in the background. Handwriting on negative reads, "Mitchell Point Tour Inn - Highway 30 - Hood River, Oregon. Christian 11-983." The bottom left of the image has been cut off.

Negative of a photographic postcard showing Stark's Service Station, a Phillips 66 station in Hermiston, Oregon. An automobile is hitched up to a tow truck in front of the shop. Another automobile is parked at a gas pump. Signs on the building advertise groceries and auto repair. Handwriting on negative reads, "Hwys. 30 and 207 - Hermiston, Ore. - Phone 2743. Christian 11-982."

Negative of a photographic postcard showing a sign for the Arlington Motel in Arlington, Oregon. The sign also advertises a trailer park. There are many trees on the property. Handwriting on negative reads, "Arlington, Oregon. Christian 11-980."

Negative of a photographic postcard showing a row of several residential buildings at the McNary Dam. The McNary Dam is located on the Columbia River between Umatilla County, Oregon and Benton County, Washington. Handwriting on negative reads, "Multiple Dwellings McNary Dam. Christian 11-973."

Negative of a photographic postcard showing a service station in Biggs Junction, Oregon. A sign on the building reads, "Biggs Mobilgas," and another sign advertises a confectionary and lunch room. There are 2 automobiles at the station.

Negative of a photographic postcard showing Easton's drugstore in Umatilla, Oregon. A sign on the building reads, "Easton's Thrift-Wise Drugs. Super Rexall Store." Other signs on the building advertise a basement store and a restaurant. Automobiles are parked in front of the store. Handwriting on negative reads, "Umatilla, Oregon. Christian 11-967."

Negative of a photographic postcard showing Union High School in Hermiston, Oregon. Handwriting on negative reads, "High School - Hermiston, Oregon. Christian 11-965."

Negative of a photographic postcard showing 2 children on horseback under a sign announcing the Umatilla County Fair in Hermiston, Oregon. In the foreground, a banner over a road reads, "Welcome Umatilla County Fair." Handwriting on negative reads, "Fair Grounds - Hermiston, Ore. Christian 11-962."

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 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 a view of a small town, possibly The Dalles, on the Oregon side of the Columbia River. Taken from a hill overlooking the town. Handwriting on negative reads, "View from The Dalles Scenic Drive. Christian 11-918." The top right of the image has been cut off.

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."