Mustered into service as a Private on July 29th, 1861
Died 27 December 1890
Buried Dayton National Cemetery, Montgomery County Ohio
Private Backus served his full three year enlistment then re-enlisted in December of 1863. By the fall of 1864 the ranks of the 19th Indiana were so depleted from combat casualties and sickness they were folded into the 20th Indiana Infantry. Matthias was moved to Company I of that regiment were he served until his muster out on July 12th, 1865.
In September of 1867 he enlisted in the 37th U.S. Infantry serving with that unit until his muster out in 1870 while in Kansas.
Mathias was born in Germany and he never married.