1 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 24 Jun 2018), entry for Johann Christoph Ludwig Cassebeer, person ID LC8Q-979. .... database.

2 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 24 Jun 2018), entry for Johann Christoph Ludwig Cassebeer, person ID LC8Q-979.

3 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Friedrich August Ernst Kassebehr, person ID L5XN-X1S.

4 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for August Kassebeer, person ID L5XN-V4N.

5 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Dorothea Amalia Hülshoff, person ID L5XN-PYX.

6 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Luise Johanne Rettberg, person ID L5XN-XYY.

7 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Auguste Wilhelmine Amalie Luise Henriette Berlin, person ID L5X2-JYQ.

8 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Friedrich Heinrich August Kassebehr, person ID L5X2-XJV.

9 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Caroline Friederike Elisabeth Spörhase, person ID L5X2-PX5.

10 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Karl August Richard Nothdurft, person ID L5XL-2QN.

11 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Wilhelmine Johanne Kassebeer, person ID L5XL-C53.

12 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Wilhelm Friedrich Gottlieb, person ID L5X2-XJ2.

13 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Charlotte Wilhelmine Martha Auguste Boedeker, person ID L5X2-KMY.

14 The Church of Jesus Christ of Latter-day Saints, "FamilySearch Family Tree," database, FamilySearch (http://www.familysearch.org : accessed 13 Sep 2016), entry for Wilhelm August Adolf Heinrich Kassebehr, person ID L5X2-VX6.

15 Das Geschlecht Ohlmer aus Nordstemmen, Karl Ohlmer, Das Geschlecht Ohlmer aus Nordstemmen (Geschichte und Geschlechterreihen 1593 -1933, von Karl Ohlmer, Hildesheim), Tafel 4, Ast Nordstemmen Stammhof, Zweig Hildesheim.