Johann Martin Klein

"Deutschland Heiraten, 1558-1929," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:JH8B-SB7 : 11 February 2018), Martinus Klein and Margaretha Fuchs, 07 May 1885; citing Sankt Maximin Katholisch, Koblenz-Horchheim, Rheinland, Prussia; FHL microfilm 578,061.

"Deutschland, Rheinland, Bistum Trier, katholische Kirchenbücher, 1704-1957," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:QPS7-XDBJ : 5 April 2018), Margarethae Fuchs in entry for Joanne Martinus Klein, ; citing Burial, Horchheim, Coblenz, Rhein, Preußen, Deutschland, Bistumarchiv (Diocese Archive), Trier, Germany.