Stereograph of Castle Rock, also known as Beacon Rock, and an Oregon Steam Navigation Co. steamship on the Columbia River, 1867.

Stereograph of Castle Rock, also known as Beacon Rock, and an Oregon Steam Navigation Co. steamship on the Columbia River, 1867.

Duplicate of Stereograph 1247, on a different mount. Stereograph of Castle Rock, also known as Beacon Rock, and an Oregon Steam Navigation Co. steamship on the Columbia River, 1867.

Duplicate of Stereograph 1247, on a different mount. Stereograph of Castle Rock, also known as Beacon Rock, and an Oregon Steam Navigation Co. steamship on the Columbia River, 1867.

Stereograph of view of the Oregon Steam Navigation Co. steamship “Cascade” at the Lower Landing of the Cascades, Washington Territory, taken from Moffett Creek, Oregon, 1867.

Stereograph of view of the Oregon Steam Navigation Co. steamship “Cascade” at the Lower Landing of the Cascades, Washington Territory, taken from Moffett Creek, Oregon, 1867.

Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River near the Upper Cascades in Skamania County, Washington Territory, 1867.

Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River. The Upper Cascades in Skamania County, Washington Territory is in the background, 1867.

Duplicate of Stereograph 1275, on a different mount. Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River. The Upper Cascades in Skamania County, Washington Territory is in the background, 1867.

View of a steamboat landing on the Columbia River. Steam blows out of a sternwheeler at the landing.

Photograph showing the sternwheeler Bailey Gatzert on the Columbia River in the Columbia River Gorge. Multnomah Falls is in the background on the Oregon side of the Gorge. Handwritten note on the back reads, "S.S. Bailey Gatzert passing Multnomah Falls." Second handwritten note reads, "Return to Traffic Dept., SP&S." Stamp on the back for Beaver Engraving Co.

Photograph showing the sternwheeler Bailey Gatzert entering locks on the Columbia River in the Columbia River Gorge. Likely taken at Cascade Locks, Oregon. A few houses are visible on the shore of the river. Handwritten label on the print reads, "Bailey Gatsert (sic) entering Locks."

View of the Oregon Steam and Navigation Company's steamboat "Oneonta" at the Upper Landing of the Cascades, Washington Territory, 1867. A steam locomotive pulls a train in the background.

Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River near the Upper Cascades in Skamania County, Washington Territory, 1867.

Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River. The Upper Cascades in Skamania County, Washington Territory is in the background, 1867.

Duplicate of Stereograph 1275, on a different mount. Stereograph of the Oregon Steam Navigation Co.’s steamship “Oneonta” on the Columbia River. The Upper Cascades in Skamania County, Washington Territory is in the background, 1867.