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Organizations, places or other things founded or established in the year 1866.
See also: 1866 disestablishments.
|1860s establishments:||← 1860–1861–1862–1863–1864–1865–1866–1867–1868–1869 →|
Pages in category "1866 establishments"
The following 11 pages are in this category, out of 11 total.