M-18
Lewistown to Newport. Originates.
Info in 1951 234-B.
Between sessions consist is changed and M-18 becomes M-22.
M-19
Newport to Lewistown. Terminates.
Info in 1951 234-B.
M-22
Mount Union to Lewistown. Terminates.
Info in 1951 234-B.
M-23
Lewistown to Mount Union. Originates.
Info in 1951 234-B.
Between sessions consist is changed and M-23 becomes M-19.
