2009 2010 2013 JMRI Chuck Catania cpcrr@charter.net Suzie Tall suzie_tall@yahoo.co.uk 1 2010-06-01 CFC Initial version 1.1 2013-07-01 ST Added aspect mapping and specific appearances. SPTCO-1930 Single dwarf searchlight signal As described in the 1930 version of the "Rules and Regulations of the Transportation Department". Appearances for one-searchlight dwarf signal Clear green Rule 504 ../../../resources/icons/smallschematics/aspects/SPTCO-1930/DW-1/Grn.gif Approach yellow Rule 503 ../../../resources/icons/smallschematics/aspects/SPTCO-1930/DW-1/Yel.gif Stop red Rule 501 ../../../resources/icons/smallschematics/aspects/SPTCO-1930/DW-1/Red.gif Dark dark ../../../resources/icons/smallschematics/aspects/SPTCO-1930/DW-1/Drk.gif Stop Stop Dark Clear Clear Approach Clear Stop Approach Diverging Clear Clear Diverging Approach Clear Branch Clear Clear Branch Approach Clear Branch Diverging Clear