James A. McCourt, brother of Baby Doe died in Oshkosh, Winnebago Co., Wisconsin 21 Sept 1882.
He divorced Dollie "amelia Watts" Biddle on 24 June 1882
He lived in Oshkosh all his life.
I can provide more detail if you like. Please let me know -
Baby Doe's had a few cousins named James that ended up in Colorado for some time.