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This Day in Minnesota History

April 12, 1923

Creator:

Minnesota Historical Society

Source:

ISBN: 0873514165

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- Minnesota Historical Society. "April 12, 1923." MNopedia, Minnesota Historical Society. http://www.mnopedia.org/event/january-12-1923 (accessed April 25, 2024).
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St. Paul's first automatic traffic signal, on a pedestal about ten feet high, begins operating at Fifth and St. Peter Streets.

Cite
- Minnesota Historical Society. "April 12, 1923." MNopedia, Minnesota Historical Society. http://www.mnopedia.org/event/january-12-1923 (accessed April 25, 2024).
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Creative Commons Attribution-ShareAlike 3.0 Unported

First published: July 1, 2015
Last modified: April 12, 2024

Made possible by the Arts and Cultural Heritage Fund through the vote of Minnesotans on November 4, 2008. Administered by the Minnesota Historical Society.
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