On the left is a graph of the Graph Grid Horizontally, with the sections “OFF DUTY”, “SLEEPER BERTH”, “DRIVING”, “ON DUTY NOT DRIVING”, and “REMARKS” marked on the top of the graph grid, and the description “Graph Grid —Horizontally” in the upper right of the graph grid. On the right is a graph of the Graph Grid Vertically, with the sections “OFF DUTY”, “SLEEPER BERTH”, “DRIVING”, “ON DUTY NOT DRIVING”, and “REMARKS” marked on the top of the graph grid, and the description “Graph Grid —Vertically” on the top of the graph grid.