Union Corps +

[observator]

I thank he is wearing the Union Corps Cross 2nd division

Ephraim W. Harrington (1833-1914) - Find a Grave...

Civil War Medal of Honor Recipient. Entered the Civil War as a Sergeant in Company G, 2nd Vermont Volunteer Infantry on June 20, 1861. Served throughout the War with his regiment, which was part of the illustrious First Vermont Brigade. Fought at the Battles of Fredericksburg...

www.findagrave.com

 

[7thWisconsin]

That would be the old VI Corps.

 

[rpkennedy]

He is wearing the white Greek Cross of the Second Division, Sixth Corps.

Ryan