2nd, 6th and 7th Wisconsin, 19th Indiana, 24th Michigan
24th Michigan Monument Gettysburg Pa
The old American Heritage game rears it's head and says "I was here first!"
An easy solution is right below the list of auctions on the game's BGG page is another search window for Ebay. Simply enter "avalon hill" next to Battle Cry and you should get nothing but the Avalon Hill version you are looking for.