• [S8] Dr. H. F. Kerler, History of the Counts von Helfenstein in unknown series (n.p.: Stettin's Book Concern, 1840).
  • [S9926] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 529; Wallop Family, p. 567. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9927] Unknown author, Europaische Stammtafeln by Isenburg, chart 122, Vol. 1. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9928] Unknown author, Burke's Peerage, 1938, p. 1782. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9929] Unknown author, Burke's Peerage, 1938, p. 1782; Wallop Family, p. 19. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9942] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 92. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9943] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 90. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9944] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 85. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9945] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 87. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9946] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 84. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9947] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 83. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9948] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 82. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9949] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 81. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9950] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 80. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9951] Unknown author, Genealogy of the Cleves, by Candida Cleve-Bannister, 1991, p. 79. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9952] Unknown author, The Counts of Henneberg, by Georg Joseph Kleiser, 1985, p. 34; Europaische Stammtafeln, by Isenburg, Vol. 16, chart 154b. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9953] Unknown author, The Counts of Henneberg, by Georg Joseph Kleiser, 1985, p. 34. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9954] Unknown author, The Counts of Henneberg, by Georg Joseph Kleiser, 1985, p. 34; Europaische Stammtafeln by Isenburg, chart 23, Vol. 1. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9955] Unknown author, Europaische Stammtafeln by Isenburg, chart 23, Vol. 1. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9956] Georg Joseph Kleiser, The Counts of Henneberg. in unknown series (n.p.: n.pub., 1985).
  • [S9957] Unknown author, The Counts of Henneberg, by Georg Joseph Kleiser, 1985, p. 17. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9958] Unknown author, The Counts of Henneberg, by Georg Joseph Kleiser, 1985, p. 13. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9959] Unknown author, The Counts of Henneberg, by Georg Joseph Kleisen, 1985, p. 61. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9960] Unknown author, Europaische Stammtafeln by Isenburg, chart 120; The Counts of Henneberg, by Georg Joseph Kleisen, 1985, p. 61. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9961] Unknown author, Burke's Peerage, 1938, p. 1782; Wallop Family, p. 19. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9962] Unknown author, Burke's Peerage, 1938, p. 1782. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9963] Unknown author, Burke's Peerage, 1938, p. 1806. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9964] Unknown author, Burke's Peerage, 1938, p. 1805. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9966] Unknown author, The Complete Peerage, by Cokayne, Vol. X, p. 331. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9967] Unknown author, The Complete Peerage, by Cokayne, Vol. X, p. 332. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9968] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 11. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9969] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, pp. 10, 11. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9970] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 6. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9971] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 8. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9972] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 5, Vol. XII/2, p. 252. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9973] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 4. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9974] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 3. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9975] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, pp. 3, 4. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9976] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, pp. 1, 2. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9977] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, pp. 1, 10. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9978] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 2. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9979] Unknown author, The Complete Peerage, by Cokayne, Vol. VII, p. 10. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9981] Unknown author, The Complete Peerage, by Cokayne, Vol. III, p. 40; Burke's Peerage, 1938, p. 1461; The Scots Peerage, by Sir James Balfour Paul, 1904, Vol. II, p. 382. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9982] Unknown author, The Complete Peerage, by Cokayne, Vol. III, p. 40; Burke's Peerage, 1938, p. 1461. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9983] Unknown author, Burke's Peerage, 1938, p. 1461. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9984] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 533; Burke's Dormant and Extinct Peerages, 1883, p. 359. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9985] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 533. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9986] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 532; Burke's Dormant and Extinct Peerages, 1883, p. 359. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9987] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 530-1; Burke's Dormant and Extinct Peerages, 1883, p. 359. in unknown series (n.p.: n.pub., unknown publish date).
  • [S9988] Unknown author, The Complete Peerage, by Cokayne, Vol. VIII, p. 531. in unknown series (n.p.: n.pub., unknown publish date).