Photograph of a single train car on the railroad tracks at Union Station in Portland.

Photograph, taken from the rear passenger side, of a bus in the middle of a street. On the back of the bus are an ornamental grille and a sign that reads “Oregon Stages System / ‘The Pioneer Line.’ ” Also see image No. 371N5116.

Photograph, taken from the side, of an Oregon Stages System bus with passengers on board. The bus is on Harrison Street, next to a building; the city is unidentified.

Photograph, taken from the rear, of a bus in the middle of a street. On the back of the bus are an ornamental grille and a sign that reads “Oregon Stages System / ‘The Pioneer Line.’ “ Also see image No. 371N5118.

Photograph, taken from the front, of an Oregon Stages bus in the middle of a street.

Photograph of a North Coast Lines bus to Seattle parked next to the Bank of California building at Sixth Avenue and Stark Street in Portland. Unidentified people are standing outside the bus and on the street corner.

Photograph of a group of unidentified people standing in a line next to a row of buses parked on Broadway next to the Jackson Tower in Portland. Most of the people in line appear to be young men or teenage boys.

Photograph showing a group of people standing in line next to three buses parked on a street. The photograph was taken in Portland on September 19, 1927, after a christening ceremony celebrating the launch of the Southern Pacific company’s new bus service to the Willamette Valley. The Oregon Journal published a short story about the ceremony, headlined “New Bus Line is Christened in Portland,” on Page 2 of its September 19, 1927 city edition. The Oregonian newspaper, which published a story on September 20, 1927, reported that after the ceremony, city council members and Southern Pacific office staff took a short ride around Portland on the new buses. See related image Nos. 371N0115, 371N0116, 371N0117, 371N5110, and 371N5111. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of five people standing in a row next to a bus. At center are (from left) Mrs. Helen Malarkey, Portland Mayor George L. Baker, and Helen Hawkins. At far left is an unidentified man, possibly a steward, holding a suitcase. At far right is an unidentified man, possibly the bus driver, who is holding the open door of the bus. The photograph was taken in Portland on September 19, 1927, after a ceremony celebrating the launch of the Southern Pacific company’s new bus service to the Willamette Valley. Hawkins performed a christening of one of the new buses. The Oregon Journal published a short story about the ceremony, headlined “New Bus Line is Christened in Portland,” on Page 2 of its September 19, 1927 city edition. The Oregonian newspaper, which published a story on September 20, 1927, reported that after the ceremony, city council members and Southern Pacific office staff took a short ride around Portland on the new buses. See related image Nos. 371N0115, 371N0116, 371N0117, 371N5110, and 371N5112.

Photograph of Helen Hawkins and two unidentified men at the open door of a bus. Hawkins is poised to step onto the bus as the man at left, possibly a steward, holds her elbow with one hand and a suitcase in the other hand. The man at right, possibly the bus driver, is holding the door of the bus. The photograph was taken in Portland on September 19, 1927, after a ceremony celebrating the launch of the Southern Pacific company’s new bus service to the Willamette Valley. Hawkins performed a christening of one of the new buses. The Oregon Journal published a short story about the ceremony, headlined “New Bus Line is Christened in Portland,” on Page 2 of its September 19, 1927 city edition. The Oregonian newspaper, which published a story on September 20, 1927, reported that after the ceremony, city council members and Southern Pacific office staff took a short ride around Portland on the new buses. See related image Nos. 371N0115, 371N0116, 371N0117, 371N5111, and 371N5112.

Photograph, taken from the side, of a bus on a block outside a service station. The front wheel on the passenger side has been removed.

Photograph of a car crossing an unidentified bridge in an urban area. Image note: Negative damage at top of image.

Photograph of cars crossing an unidentified paved bridge in an urban area.

Photograph of an unidentified wood and metal bridge in a forested area. The number 9 is written on the negative and is faintly visible in the upper right corner of the image.

Photograph of an unidentified wooden bridge in a forested area. The number 11 is written on the negative and is faintly visible in the lower right corner of the image.

Photograph of a dirt road leading across an unidentified wooden bridge.

Photograph of an unidentified wooden bridge in a forested area. Image note: Photograph is out of focus.

Photograph of a dirt road leading to an unidentified bridge in a forested area. The number 6 is written on the negative and is visible in the lower right corner of the image.

Photograph of an unidentified bridge across a river. The number 9 is written on the negative and is visible in the lower right corner of the image.

Photograph of a paved road leading over a bridge. To the left, parallel to the road bridge, is a railroad bridge. The number 7 is written on the negative and is visible in the lower right corner of the image.

Photograph of a dirt road leading across an unidentified wooden bridge in a forested area. Three unidentified men are in front of the bridge; two are sitting on the bridge railing and a third man is standing in the road, holding a tool. The number 12 is written on the negative and is faintly visible in the lower right corner of the image.

Photograph of the Vista Avenue Viaduct, also known as the Vista Bridge, in Portland during construction in 1926.

Photograph of two unidentified men holding set of plans, possibly for the Ross Island Bridge in Portland. The man on the left may also be pictured in image No. 371N5076.

Photograph of a covered bridge, taken from one end and looking through the tunnel of the bridge. The number 2 is written on the negative and is visible in the lower right corner of the photograph. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph of a covered bridge across a river. The number 3 is written on the negative and is visible in the lower right corner of the image.

Photograph of a covered bridge across a river. The words “NOT RESPONSIBLE FOR ACCIDENTS” are painted on one of the pillars supporting the bridge.

Photograph, taken from the side, of an unidentified man in a car on a hill, parked at an incline. Image note: Photograph shows discoloration due to deterioration of the negative.

Photograph, taken from the side, of a car driving through the snow in a forest, probably near Union Creek, Oregon. Also see image Nos. 371N5042, 371N5043, and 371N5053. Image note: Light leaks on negative.