Mustered into service as a Private on July 29th, 1861
Born 26 October 1836
Died 18 August 1910
Buried Storm Lake Cemetery, Buena Vista County Iowa
Private Thayer was wounded at the Battle of Gettysburg on July 1st, 1863 and again at the Battle of the Wilderness on May 5th, 1864. He mustered out of the service in July of 1864.
He filed for a pension in July of 1890 and was a member of the Edward D. Baker Post 80 of the Grand Army of the Republic in Storm Lake Iowa.