Correction: They arrived in the US on Oct. 30,1865 on the ship, J.P.Wheeler, point of embarkment was Havre. I have found that Heinrich and Julie are the parents of my great grandfather, Henry Heintz. They moved to Iowa after arriving with their children: Sophia, Louis, Henry, William and baby Charles. George and Dorothy were born in Amana, Iowa. William and George later moved to Peoria, Illinois. Dorothy wed Felix Liebold, and Sophia wed a Endreas??.
Louis stayed in Amana, Iowa. Both his parents died in Amana, and baby Charles died before 1870.