The DVD label includes these notes: Polterabend, Norfolk, Conn. & Mass. Marriage at Redding, Iowa. It seems the videos were taken by Margaret Kruse (including narration); others in video are Marvin, Alice, Dorothy, and family of John. The video also includes Diane and family.
Marvin Kruse with John Adair and his sons Axel and Torsten touring Europe.
Golden Wedding Anniversary party for Marvin and Margaret in Franklin Park, Illinois