On Sunday November 15 2020, Wolfgang Schwarz from Germany left the following message for M. Bollhorn:
"Dear Sir, My wife Ingrid is née Bollhorn in Lauenburg, Elbe Germany. Her ancestors owned the ferry boat in Lauenburg and lived in Elbstrasse. One of their relatives migrated to the USA. They would be a relative to Otto Bollhorn."
Wolfgang Schwarz left an e-mail address and a telephone number.