Great Northern Railway Standard Signal Plan Number 167-42A, Insulated Spread Rod, was prepared April 7, 1923 and last revised on August 27, 1956.

Great Northern Railway Standard Signal Plan Number 167-12, Insulation for Switch Rods, was prepared April 22, 1915 and last revised on October 15, 1940.

Great Northern Railway Standard Signal Plan Number 167-15, Insulation, Pipe Line, was prepared August 22, 1913.

Great Northern Railway Standard Signal Plan Number 167-142, Interlocking Relay Test, was prepared March 10, 1953.

Great Northern Railway Standard Signal Plan Number 167-75, Jaws, Solid and Screw, was prepared February 4, 1918.

Great Northern Railway Standard Signal Plan Number 167-31F, Joints, Insulated Rail, Continuous Number 1 for 75 Pound-77-1/2 Pound-80 Pound Rail, was prepared September 3, 1924 and last revised on December 23, 1925.

Great Northern Railway Standard Signal Plan Number 167-105, Ladder - Hand Rails, was prepared December 22, 1919.

Great Northern Railway Standard Signal Plan Number 167-96, Ladder Clamps for Ground and Bridge or Bracket Signals, was prepared January 7, 1920.

Great Northern Railway Standard Signal Plan Number 167-102, Ladder Parts, Electrical Signals, was prepared July 12, 1919.

Great Northern Railway Standard Signal Plan Number 167-104, Ladder Platforms for Electrical Signals, was prepared January 5, 1920.