From the record
“The Barretts Tunnels are a pair of railroad tunnels in St. Louis County, Missouri, the first ones built west of the Mississippi River.”
Wikipedia article Barretts Tunnels, CC BY-SA 4.0.
One of 663 National Register listings published here for St. Louis County · listed in 1978 · category: District.
Sources: the Wikipedia article · the case file at the National Archives · the National Register database, National Park Service





