1GA Amsterdam, DTB 1264, folio 161, 1 Jun 1782, Gemeente Archief Amsterdam, www.gemeentearchief.amsterdam.nl. "Het eerstgeboren kind van Matthijs van Otten."
1-, Huwelijks-aankondiging in bezit van submitter, Feb 2001. "Stan and Helene Stevens and Ronald and Brenda Van Otten are pleased to announce the marriage of their daughter Crystal Corrine to Bryan Daniel Rufener, son of Marcia Roark and Dale Rufener, on Saturday, the third day of March Two thousand and one. You are invited to attend a reception to be held in their honour that evening from seven untill nine, The Old Meeting House 4120 South Highland Drive, Salt Lake City, Utah." With photo of the couple.
1-, Huwelijks-aankondiging in bezit van submitter, Feb 2001. "Stan and Helene Stevens and Ronald and Brenda Van Otten are pleased to announce the marriage of their daughter Crystal Corrine to Bryan Daniel Rufener, son of Marcia Roark and Dale Rufener, on Saturday, the third day of March Two thousand and one. You are invited to attend a reception to be held in their honour that evening from seven untill nine, The Old Meeting House 4120 South Highland Drive, Salt Lake City, Utah." With photo of the couple.