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- Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916 - Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.

- 1916
- Collections - Artifact
Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916
Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.
- Stereograph, "Meteor in Constellation of Orion," 1904 - Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of the Orion constellation.

- November 15, 1904
- Collections - Artifact
Stereograph, "Meteor in Constellation of Orion," 1904
Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of the Orion constellation.
- Motor Controller Used at the Yerkes Observatory, Williams Bay, Wisconsin, circa 1897 -

- circa 1897
- Collections - Artifact
Motor Controller Used at the Yerkes Observatory, Williams Bay, Wisconsin, circa 1897
- Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916 - Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.

- 1916
- Collections - Artifact
Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916
Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.
- On the Way to Lick Observatory, Mount Hamilton, California, circa 1900 - Vacationing Americans at the turn of the twentieth century often set aside time to simply look at things -- stagecoach sightseeing excursions provided an opportunity to transcend the commonplace realities of life back home. This coaching party is heading to Lick Observatory atop Mount Hamilton, east of San Jose, to take in scenic views of California's Santa Clara Valley.

- circa 1900
- Collections - Artifact
On the Way to Lick Observatory, Mount Hamilton, California, circa 1900
Vacationing Americans at the turn of the twentieth century often set aside time to simply look at things -- stagecoach sightseeing excursions provided an opportunity to transcend the commonplace realities of life back home. This coaching party is heading to Lick Observatory atop Mount Hamilton, east of San Jose, to take in scenic views of California's Santa Clara Valley.
- Stereograph, "The Full Moon," 1904-1908 - Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of the Moon--Earth's only natural satellite.

- 1904-1908
- Collections - Artifact
Stereograph, "The Full Moon," 1904-1908
Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of the Moon--Earth's only natural satellite.
- Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916 - Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.

- 1916
- Collections - Artifact
Saurer Truck Transporting a 13-ton Girder to the Mount Wilson Observatory, Los Angeles County, California, 1916
Swiss-designed Saurer trucks were manufactured in the United States under license by Saurer Motor Truck Company of Plainfield, New Jersey, starting in 1909. Saurer Motor Truck merged with Mack Brothers in 1911 to form International Motor Company, but trucks continued to be built and sold under the Saurer name until 1918. International Motor renamed itself Mack Trucks in 1922.
- Stereograph, "The Planet Mars," 1909 - Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of Mars taken through a 40-inch telescope at the Yerkes Observatory.

- September 28, 1909
- Collections - Artifact
Stereograph, "The Planet Mars," 1909
Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of Mars taken through a 40-inch telescope at the Yerkes Observatory.
- Stereograph, "Morehouse's Comet," 1908 - Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of a comet first seen in 1908 and named for astronomer Daniel Morehouse.

- November 16, 1908
- Collections - Artifact
Stereograph, "Morehouse's Comet," 1908
Americans loved stereographs -- millions were made from the mid-1800s through the 1930s. A stereograph consists of two offset photos that appear to have three-dimensional depth when viewed through a stereoscope. These images entertained and educated. Stereographs could transport viewers to distant events, exotic places, and even worlds beyond, like this image of a comet first seen in 1908 and named for astronomer Daniel Morehouse.
- Correspondence Regarding Donation of Yerkes Observatory Motor Controllers, 1942 -

- November 25, 1942
- Collections - Artifact
Correspondence Regarding Donation of Yerkes Observatory Motor Controllers, 1942