Mine is the Columbian Expo halves from 1892 and 3. Why? I have nice uncs of both and not really into commems. Will add I dont care for the Isababella quarters but wouldn't mind a nice Lafayette dollar.
My favorite is Jackie Robinson, which I can't really aford to aquire. I do have, however, these http://www.mrbrklyn.com/coins/halfs/columbian_obverse.png http://www.mrbrklyn.com/coins/halfs/columbia_reverse.png http://www.mrbrklyn.com/coins/dsc00006.jpg http://www.mrbrklyn.com/coins/dsc00009.jpg
I would have to go with the same as Ruben is showing there, I dont have many in my collection but that one I do have and think it is great
I don't know if it is the coin or the photo but that coin has subtle design features that simply is not duplicated on any later coins. The only thing close the the type I buffalo Nickel. Ruben