http://thelibrary.springfield.missouri.org/lochist/periodicals/wrv/v4/N1/f70e.htm
A Directory of Towns, Villages and Hamlets Past and Present of Christian County, Missouri
Compiled by Arthur Paul Moser
GARRISON
About eight miles southwest of Chadwick, the little town of Garrison lies in a valley on the banks of Barber and Swan Creeks.
The town was named in honor of "Uncle George" Garrison who built the first store and later was named the first postmaster, in 1884.
It is located at section 28, township 25 N, range 19 W.
—CHRISTIAN COUNTY, ITS FIRST 100 YEARS, Copyright, used by permission, p 152
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Gay