First from left was found in Omaha, Nebraska at an antique store 20 30 years ago or so
Second found in Orangevale, CA, just miles from Sacramento, HQ of the Southern Pacific. {It seems the nicer models were ...}
Third from right had no history and was purchased around Urbana, Illinois.
Fourth was found around Smyrna, South Carolina, and I can only guess it's from the Southern Railway or Norfolk & Southern.
History of the 5th unknown