A photograph of the Portland skyline from the west looking east that covers the same area as panels 4 and 5 of Henrichsen's 1903 Portland panorama. The Willamette River and Mount Saint Helens are visible.

A photograph of the Portland skyline from the west looking east that covers the same area as panels 4 and 5 of Henrichsen's 1903 Portland panorama. The Willamette River and Mount Saint Helens are visible.

A glass positive of the Portland skyline from the west looking east that covers the same area as panels 5 and 6 of Henrichsen's 1903 Portland panorama. The Willamette River and Mount Saint Helens are visible.

A glass positive of a view of Guild's Lake and Mount Saint Helens. Trees, animals, a barn, and a fence are visible in the foreground.

Platinum print of Castle Rock (today known as Beacon Rock) on the Columbia River. Handwritten note on the back of the print reads, "Castle Rock - Columbia" This photograph has been attributed to both Sarah Hall Ladd and Lily E. White. Signed, "Lily E. White," in the lower right corner of the print.

Platinum print of an unidentified person standing in a rowboat on the Columbia River. Castle Rock (today known as Beacon Rock) is visible in the distance. Handwritten inscription on the back of the print reads, "Twilight on the Columbia - Castle Rock in the Distance." This photograph has been attributed to both Sarah Hall Ladd and Lily E. White. Signed, "Copyrighted by Lily E. White," in the lower right corner of the print.

Platinum Print of a houseboat moored at the base of Castle Rock (today known as Beacon Rock) on the Columbia River. Handwritten inscription from the back of the print reads, "Castle Rock - Columbia." Signed, "Copyrighted 1902, Lily E. White," in the lower right corner of the print.

Platinum print of the shore of the Columbia River near Castle Rock (today known as Beacon Rock). Attributed to Sarah Hall Ladd.

Platinum print of Lily E. White's houseboat, the Raysark, moored near Castle Rock (today known as Beacon Rock) on the Columbia River. Attributed to Sarah Hall Ladd.

Platinum print of a fish wheel on the Columbia River. A caption accompanying the photograph published in Pacific Monthly in 1905 reads, "A fish wheel shown at the right extending from an island near the middle of the river. The scene is below the Cascades." The photograph has been attributed to both Sarah Hall Ladd and Lily E. White. This print is the same as Plate 31 from Album 712.

View of Cape Horn across the river on the Washington side of the Columbia River Gorge, taken from Bridal Veil, Oregon during the winter storm of 1884-1885. This plate is part of an album of Watkin’s New Series photographs originally owned by Charles H. Prescott, manager of the Oregon Railroad and Navigation Co.

Stereograph of Castle Rock (also known as Beacon Rock) on the Columbia River Gorge, taken from Bonneville, Oregon, 1882.

Stereograph of Castle Rock, also known as Beacon Rock, on the Columbia River Gorge, taken from Bonneville, Oregon, 1882.

Stereograph of a distant view of Castle Rock, also known as Beacon Rock, taken from the Oregon Railway & Navigation Co's railroad tracks east of Castle Rock, 1883.

View of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge. Photo taken from the Oregon side of the Columbia River Gorge. There are 2 structures, possibly houses, on the shore of the Columbia River. This plate is part of Carlton Watkin's "Sun Sketches of Columbia River Scenery" album.

Stereograph of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge, 1882.

Stereograph view of Castle Rock, also known as Beacon Rock, looking west down the Columbia River Gorge, circa 1883.

The Cascades rapids of the Columbia River. The blockhouse at Fort Cascades is in the background. Loose duplicate plate in 7/1. This plate is part of Carlton Watkin's "Sun Sketches of Columbia River Scenery" album.

Stereograph of Castle Rock (also known as Beacon Rock) on the Columbia River Gorge, taken from Bonneville, Oregon, 1882.

Stereograph of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge, circa 1883

View of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge. Photo taken from up river on the Oregon side of the gorge. Railroad tracks in the foreground.

Stereograph of a distant view of Castle Rock, also known as Beacon Rock, taken from the Oregon Railway & Navigation Co's railroad tracks east of Castle Rock, 1883.

Stereograph of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge, circa 1883

Stereograph of Castle Rock, also known as Beacon Rock, on the Washington side of the Columbia River Gorge, 1882.

Stereograph of Castle Rock, also known as Beacon Rock, on the Columbia River Gorge, taken from Bonneville, Oregon, 1882.

Stereograph view of Castle Rock, also known as Beacon Rock, looking west down the Columbia River Gorge, circa 1883.

Boudoir card of Castle Rock (also known as Beacon Rock) across the Columbia River on the Washington side of the Columbia River Gorge. Photo taken from Oregon side of the Gorge. There is a railroad in the foreground.

Boudoir card of Castle Rock (also known as Beacon Rock) across the Columbia River on the Washington side of the Columbia River Gorge. Photo taken from Oregon side of the Gorge. There is a railroad in the foreground.