The RSD5 diesel locomotive was produced by Alco from 1952 through 1956. Just over 200 of these units were produced, a small quantity compared to the more than 1,200 RS-3s Alco produced earlier in the ...

SCRANTON, Pa. — An iconic diesel locomotive made its return to Scranton Friday. The American Locomotive Company (ALCO) PA Passenger locomotive known as the Nickel Plate (NKP) 190 has spent the past ...