There were 3 Mothers with last name Porter.

Name	Born	Admitted	Discharged	Father	Mother
Mather, Clyde Ray	4 Jun 1892	22 Aug 1895	2 Jun 1898	Mather, Gordon	Porter, Cora A.
Mather, Mamie	23 Jan 1894	22 Aug 1895	18 May 1898	Mather, Gordon	Porter, Cora A.
Porter, May	30 Oct 1888	30 Dec 1889	30 Dec 1889		Porter, Cora A.