20092010JMRI GregMcCartney gpmccartney@gmail.com 1 2015-10-19 GPM Initial version of the signal set. WM 1980 WM Absolute Dwarf Signal As described in the 1980 version of the Chessie System Railroads Operating Rules. Appearances for WM absolute dwarf signals Slow Clear green dark Page 144 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_Dwarf/Rule-W287.gif Slow Approach yellow red Page 144 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_Dwarf/Rule-W288.gif Restricting yellow dark Page 145 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_Dwarf/Rule-W290.gif Stop dark red Page 146 ../../../resources/icons/smallschematics/aspects/WM-1980/WM_Dwarf/Rule-W292.gif Stop-Throw Switch dark flashred Page 100 of 1973 WM Rule Book ../../../resources/icons/smallschematics/aspects/WM-1980/WM_Dwarf/Rule-W293.gif Stop Restricting Stop Clear Slow Clear Approach Diverging Slow Clear Diverging Clear Slow Approach Approach Slow Clear Diverging Approach Slow Approach Slow Clear Slow Clear Slow Approach Slow Clear Restricting Slow Approach Stop and Proceed Slow Approach Stop Slow Approach Stop-Throw Switch Slow Approach