Mumper is an unincorporated community in Garden County, Nebraska, United States. [1]
Mumper was named for a female pioneer settler. [2]
A post office was established in Mumper in 1896, and remained in operation until it was discontinued in 1943. [3]
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: ISBN / Date incompatibility (help) A 1925 edition is available for download at University of Nebraska—Lincoln Digital Commons.