A frame of stark contrast ! An age old upper quadrant semaphore along with the youngest species of IR's diesel fleet.
With the advance starter indicating all clear, Gandhidham based WDG 6G # 69027 starts its onwards journey from Than with a loaded BOXNHL consist.
The...
more... advance starter signal in upper quadrant semaphore system has only two aspects i.e. red/stop (180° arm orientation) & green/clear (90° arm orientation, as seen in the picture)