Carl Braatz

According to the census records, Carl was born in 1851 and arrived in the US from Germany in 1867, which would have made him 15 or 16 when he arrived. As I recall from family stories, he came over with an uncle, and may have lied about his age at the time.

Searching at castlegarden.org, these are the potential hits (not all promising):
(small font means he came with family)

• Carl Bratz, age 17 arrived on the Doctor Barth from Hamburg on 24 Dec 1869, headed for Michigan. (no other Bratz on board)
  
• Carl Braatz, age 12 arrived on the Lord Braugham from Hamburg on 6 Jul 1869, headed for Chicago. Came as one of five children with his parents Michael and Sophie.
• Carl Braatz, age 34 arrived on the johanne Marie from Bremen on 27 Nov 1867, headed for Bremen. He was with a wife and two children.
• Carl Brausch, age 17, arrived on the Pennsylvania from Liverpool&Queens on 23 Jul 1868. Came as one of 6 children with his mother Catherine.
• Carl Brasch, age 19, arrived on the Fulton from Copenhagen&Swinemunde on 25 Oct 1869. He was a watchmaker. (no other Brasch on board)
  
• Carl Bradsch, age 14, arrived on the Borussia from Hamburg on 27 Nov 1868. (lots of family on board)
  
• Carl Brach, age 16, arrived on the Charlotte from Bremen on 4 Jun 1866, headed for Iowa. He was a blacksmith. (one of 6 children to Martin and Wilhelmine)
  
• Carl-Aug. Branz, age 21, arrived on the Hansa from Bremen on 2 Jan 1867. (no other Branz on board)
  
• Carl Branch, age 19, arrived on the Main from Bremen on 15 Nov 1869. (no family with same spelling, but have lots of similar names)
  
• Carl Brandes, age 17, arrived on the Elena from Bremen on 7 Jan 1867, headed for New York. He was a Bar Keeper. (no other Brandes on board)
  
• Carl Brandt, age 18, arrived on the America from Bremen on 8 May 1865. (lots of Brandt on board)
  
• Carl Brandt, age 13, arrived on the Johanna from Bremen on 16 May 1866. He was coming from Pommern. (One of 5 children to Gottlieb and Wilhelmine)
  
• Carl Brandt, age 17, arrived on the Allemannia from Hamburg on 21 Jul 1866. (lots of Brandt on board)