[S113] Otto Julius Esenmenger Baptism Record (Reliability: 3).
"Österreich Evangelisch-Lutherische Kirchenbücher 1783-1991", FamilySearch (https://www.familysearch.org/ark:/61903/1:1:6YB3-JBK4 : Wed Jul 17 22:38:19 UTC 2024), Entry for Otto Julius Eisenmenger and August Peter Eisenmenger, 18 Oct 1866.