Thomas Opp and Margaret McCormick

---

---

Husband Thomas Opp ¹

---

           Born: 
     Christened: 
           Died: 
         Buried: 

       Marriage: 

---

---

Wife Margaret McCormick ¹

---

           Born: 1822 1
     Christened: 
           Died: 
         Buried: 

---

         Father: Samuel McCormick (1787-1864) 2
         Mother: Elizabeth Piatt (      -      ) 2

---

---

Children

---

1 M Elmer Opp ³

---

           Born: 26 Sep 1857 3
     Christened: 
           Died: 1859 3
         Buried: 

         Spouse: Did Not Marry

---

2 F Mary Helen Opp ³

---

           Born: 1858 3
     Christened: 
           Died: 
         Buried: 

         Spouse: Richard Allan (      -      ) 3

---

3 M Walter S. Opp ⁴

---

           Born: 1861 4
     Christened: 
           Died: 
         Buried: 

         Spouse: Eleanor V. Hartranft (      -      ) 4
           Marr: 1886 4

---

4 F Margaret E. Opp ⁴

---

           Born: 1865 4
     Christened: 
           Died: 
         Buried: 

---

1 Leander James McCormick, McCormick Family Record and Biography (Chicago, IL: Publisher Unknown, 1896), Pg 56.

2 Leander James McCormick, McCormick Family Record and Biography (Chicago, IL: Publisher Unknown, 1896), Pg 35.

3 Leander James McCormick, McCormick Family Record and Biography (Chicago, IL: Publisher Unknown, 1896), Pg 62.

4 Leander James McCormick, McCormick Family Record and Biography (Chicago, IL: Publisher Unknown, 1896), Pg 58.