select distinct substring(name,1,1) from stamps ,color_master,np_master where color_master.color_code=stamps.color_code and color_master.color='Olive Green' and np_master.np_code=stamps.np_code and np_master.np='R' and stamps.serial_no='1408' order by substring(name,1,1)
IndianPost
Color >> Olive Green >> Currency >> R >> Serial Number >> 1408 >> Alpha >> A >>