I couldn't remember the exact titles but :
Modesitt, L.E., Jr.
The Ghost of the Revelator
Modesitt, L.E., Jr.
Ghost of the White Nights
Modesitt, L.E., Jr.
Ghost Stories
Modesitt, L.E., Jr.
Ghosts of Columbia
And here's a forum with a story posted based on some game about a California that decides to become independent of Mexico-and white people.
http://forum.paradoxplaza.com/forum/showthread.php?305869-The-Golden-Nation-California-%28VIP%29-AAR
I will try to post once more from my house this weekend-then I can just look on my bookshelfs.
Also, I believe there is at least one or two stories in the Worlds of H Beam Piper short story collection.
And you can go here to get a taste of Paul J McCauley:
http://www.freesfonline.de/authors/Paul J._McAuley.html
His novel, Cowboy Angels, is quite good, too.
And there is a duology : The Ship That Sailed The Time Stream
To Sail The Century Sea both by
G. C. Edmondson which deal with time travel and parallel universes...
Kelly Country- A Bertram Russell a story about Ned Kelly with a twist
The Domination by S M Stirling
Bring the Jubilee-Ward Moore
Saberhagen, Fred.
A Century of Progress
1945 by Newt Gingrich. Also Grant Goes East.
Fox On the Rhine by Douglas Niles and Michael Dobson. And the sequel Fox at the Front
1901 by Robert Conroy He has a number of books about alt hist scenarios and is quite a good read
and if you like Horror scifi, Stableford, Brian.
The Empire of Fear is a great tale of, well, vampires. With names like King Richard of England....