Mainz Psalter was published, making it the first book with a printed publication date on it.
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The Transcontinental Railroad linking up the East and West halves of the US was completed in Colorado.
The Indian Appropriations Act added the sell or starve clause.
Ohio State University's Big Ear radio telescope detected a deep-space radio signal.
New Zealand's All Blacks played their first international test against Australia at Sydney Cricket Ground.
The foundations for Cologne Cathedral were laid in preparation for its construction.
