Cold Spring in 3-D, circa 1900

NYPL posts dozens of stereoscopic views

The New York Public library has scanned and posted more than 40,000 stereoscopic images from the late 20th and early 21st century online, including dozens of views of Cold Spring, Garrison and the lower Hudson Valley.

A stereoscopic image was created to be seen through a viewer that made it appear to be three-dimensional. The card shows two photos of the same scene taken at slightly different angles to create an impression of depth. The library also has created an online “Stereogranmator” that allows viewers to see the images in 3-D without a viewer (

The collection is part of 180,000 items posted by the library to its archive of public-domain material, which is no longer under copyright and free to share and reuse. It includes photographs, manuscripts, correspondence, sheet music, Lewis Hine’s photographs of Ellis Island immigrants, Medieval and Renaissance illuminated manuscripts from Western Europe and 20,000 maps and atlases. Visit for details. To browse the library’s digital collections, which contains nearly 700,000 items, visit

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