Pencil sketch of a large cliff near Rooster Rock. Water and trees are visible below.

A photograph of Multnomah Falls. The bow string truss bridge is visible. Trees and plants line the falls and a structure is visible in the bottom left corner.

A photograph of the Columbia Slough in high water. Water, grass, trees, and a fence submerged in the water are visible.

A photograph of the Columbia River Gorge from approximately Katani Rock. Trees are visible in the foreground and the landscape of the gorge is visible behind the trees.

A photograph of the Columbia Slough. Water, grass, trees, and fences are visible.

A photograph of the Columbia Slough. A dock is visible in the foreground as well as 8 goats and a man. The negative envelope reads, "Columbia Slough 8 goats (Alfred getting out of the way)."

Manuscript featuring an expansive lecture. Lecture topics include the need for protection of wildlife, photography, and audubon societies.

Official Ballot for Precinct No. 1, Multnomah County, Oregon, November 5, 1912. The ballot includes candidates for national, state, and local offices as well as a number of state and local ballot initiatives. Most notable among them, an initiative petition for an equal suffrage amendment to extend the right of suffrage in the state of Oregon to Women.

Photograph of Eastwood Station, Mt. Hood Division, Baseline Road. A train track crosses a road, with a small wooden building on the ride side with “Eastwood” sign. A vehicle can be seen in the distance driving towards the camera.

Photograph of the Samuel Hill monument at Chanticleer Point, now the Portland Women’s Forum State Scenic Viewpoint. The monument, a boulder featuring four bronze bas-reliefs, was dedicated on May 13, 1932.

Photograph, looking toward the east, showing the roadway and arched railing of the East Multnomah Falls Viaduct on the Columbia River Highway. The Columbia River is at left.

Photograph of the Samuel Hill monument at Chanticleer Point, now the Portland Women’s Forum State Scenic Viewpoint. The monument, a boulder featuring four bronze bas-reliefs, was dedicated on May 13, 1932.

Photograph of an unidentified man standing next to the Samuel Hill monument at Chanticleer Point, now the Portland Women’s Forum State Scenic Viewpoint. The monument, a boulder featuring four bronze bas-reliefs, including one of Hill, was dedicated on May 13, 1932.

Herman Skovgaard outside his apartment in Vanport, Oregon. He is dressed in overalls with a hard hat and metal lunch box and is preparing to leave for work at the Swan Island Shipyards.

Cars lined up at the gas station on the corner of Lake Avenue and Victory Avenue in Vanport, Oregon.

Donnie Dill (left) and Dale Skovgaard (right) dressed in western style shirts and posing in front of a car in Vanport, Oregon on their way to the Smith Lake Riding Academy.

A view of Vanport, Oregon apartment buildings looking east toward Lake Avenue.

Dale Skovgaard (left) with his friend, Vincent, and dog Max, in front of their apartment building on Island Avenue in Vanport, Oregon.

A view of Vanport, Oregon looking west on North Cottonwood Avenue from Denver Avenue before the flood.

An apartment building on Victory Avenue in Vanport, Oregon.

People shopping at the Number 1 shopping center in Vanport, Oregon.

Broadside printed in green text detailing the provisions of Civilian Exclusion Order No. 46 issued by General J. L. Dewitt. It is directed towards Japanese Americans living in Clackamas and eastern Multnomah Counties. The notice reads that "all persons of Japanese ancestry, both alien and non-alien, will be evacuated from [all of Clackamas County and Multnomah County east of 122nd Avenue] by 12 o'clock noon, P.W.T., May 12, 1942." The notice contains instructions for how Japanese Americans should report to the Civil Control Station located on the Gresham Fairgrounds "to receive further instructions" between 8:00 AM and 5:00 PM on either May 7th or May 8th, along with guidelines of what possessions they may or may not bring with them.

An envelope containing commemorative photographs taken during the Vanport flood in 1948. The envelope is white with red lettering that reads, "10 Selected Snapshots 50C. Vanport City, Ore. Destroyed by the Mighty Columbia River. May 30, 1948." Vanport City, once the second largest city in Oregon, was destroyed by a flood on May 30, 1948 when water breached a nearby section of the dike along the Columbia River.