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.

A group of people and horses pulling a seine (a large fishing net) along the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia, R-4, LW-4."

Horses and men pull a seine (a large fishing net) on the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia, 1901 (Broken Glass Negative), S46, LW2-10B."

Four unidentified men pulling a seine (a large fishing net) into a boat along the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia (1 of 2 views - best), R-27, LW-27."

Five unidentified men pulling a seine (a large fishing net) into a boat along the shore of the Columbia River. Beacon Rock is visible in the distance. Caption from negative sleeve reads, "Seining on Columbia (1 of 2 views - best), R-28, LW-28."

Photograph of railroad construction workers standing in an unfinished rock cut. Steep rock cliffs rise all around them and one person stands on the cliff above them. Railroad tracks, still under construction, end at the rock face behind the workers. Taken on the Washington side of the Columbia River Gorge. Handwritten note on the back of the print reads, "Rock cut at 1488." Second note reads, "MP 52.5 near Carson, tracks at left to river's landing."

Photograph of 4 railroad construction workers standing in an unfinished rock cut. Steep rock cliffs rise all around them. Railroad tracks, still under construction, end at the rock face behind them. Taken on the Washington side of the Columbia River Gorge. Handwritten note on the back of the print reads, "Rock cut at 1488 near Carson landing." Second note reads, "Return to Traffic Dept., SP.S Ry."

View of the former garrison at Fort Cascades, near the Cascades townsite on the Columbia River in Skamania County, Washington Territory, 1867. Castle Rock, also known as Beacon Rock, is visible in the distance.

Photograph of 2 groups of men facing each other at a railroad construction site on the Washington side of the Columbia River Gorge. The men on the left stand around a railroad track under construction and watch as a construction worker clears the land. The men on the right appear to be construction workers, and they look up at the other group. Homesteads are visible in the background. Handwritten note on the back of the print reads, "Troubles between the P. & S. and C. Valley men at Carson, Wash." Second note reads, "Near Monaghan Homestead. Return to Traffic Dept., SP.S Ry."

The fifth panel of a panorama of Portland taken from the heights west of the city looking east. 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 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.

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.

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.

View of Cape Horn on the Washington side of the Columbia River Gorge, looking down the Columbia River. There is a fence and large tree stump in the foreground. Loose duplicate plate in 5/1. This plate is part of Carlton Watkin's "Sun Sketches of Columbia River Scenery" album.

View of Cape Horn on the Washington side of the Columbia River Gorge, looking up the Columbia River. Loose, cropped duplicate plate in 5/1. This plate is part of Carlton Watkin's "Sun Sketches of Columbia River Scenery" album.

Pencil drawing of Mt. St. Helens, Mt. Adams, and Mt. Hood viewed from the summit of Saddle Mountain.

Pencil sketch of a farm with a view of Mt. St. Helens in the distance. A boat is visible in the water in the foreground and a small structure is visible on the land just beyond the boat.

Pencil sketch of the mouth of the Willamette River with a view of Mt. St. Helens in the distance. There is a boat in the water and two houses are visible on the left.

Pencil sketch of the view of Mt. St. Helens and Mt. Adams from Scappoose Bay. Various parts of the drawing contain notes for adding detail.

Pencil drawing of Mt. Rainier, Mt. St. Helens, and Mt. Adams from the top of Saddle Mountain.

Left panel of Carleton Watkins' 3-part panorama of Portland, Or., 1867. Mount St. Helens is in the background. Duplicate of Mammoth 402, on a different mount.

Photograph of Mount Saint Helens in Washington. Taken from a nearby peak. There are forested hills and a lake in the foreground. Handwriting on the back of the print reads, "Mt. St. Helens." Stamp on the back for Arthur M. Prentiss, Commercial Photographer.

A glass positive of Mount Saint Helens with trees and buildings visible in the foreground.

A photograph of Mount Saint Helens with the Willamette River in the foreground. Forested hills and a few buildings are also included.