There might be a page missing at the front. Looks like a margin with perforations. Or maybe it's just the binding process.
Chicago North Western System Railroad Safety Rules & General Rules 1987 Binder
Railroad Safety Rules Hand Book CNW ATSF Rock Iowa KCS Chicago North Western Lot
~UNION PACIFIC RAILROAD~ Safety Rules Book & PTC/ Energy Mngmnt book-RARE- NEW
1974 Chicago, Milwaukee, St Paul & Pacific Railroad Safety Rules Booklet
Reading Lines Railroad Safety Rules 1/1 1971
1956 Rock Island Lines Railroad Safety Rules Booklet No 09501
