There is a 1968 calendar on the inside flap.
Vintage 1967 Northern Pacific Railway Wall Calendar Railroad Train Art
Northern Pacific Railway Railroad Annual Report 1967
Lot of 8 1898 Ephemera Great Northern Railway -Northern Pacific Railway ,Checks
Magazine Ad - 1909 - Northern Pacific Railway - Pacific Northwest
Northern Pacific Railway Williams WRENCH Heavy Cast Iron Tool 11.5”
NORTHERN PACIFIC RAILWAY-1969 Presidents Safety Award, Ratchet Tools/US Made!
