South Station Tower No. 1 & Interlocking System, Dewey Square, Boston, Suffolk County, MA
Summary
Significance: South Station's interlocking system was a prototypical solution to the problem of handling the huge numbers of track and signal changes required at a large railroad terminal. The interlocking system, Tower 1, and its electro-pneumatic interlocking machine were important elements in the design and historical operation of South Station, which was America's largest and busiest railroad station for many years.
Survey number: HAER MA-58
Building/structure dates: 1897- 1899 Initial Construction
Building/structure dates: 1939 Subsequent Work
Building/structure dates: 1959 Subsequent Work
Building/structure dates: ca. 1970 Subsequent Work
Building/structure dates: ca. 1977 Subsequent Work
Building/structure dates: ca. 1977 Subsequent Work
The train station image dataset is picked from the world's largest public domain archive. Made in two steps - first, curated set, followed by running 25 Million public domain images through image recognition, it comprises more than 50,000 train station images from all countries and times. All images are in the public domain, so there are no restrictions on the dataset usage - educational, scientific, and commercial.
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