select distinct substring(name,1,1) from stamps ,printsize_master,np_master where np_master.np_code=stamps.np_code and np_master.np='R' and printsize_master.printsize_code=stamps.printsize_code and printsize_master.printsize='3.70 x 2.0' and stamps.serial_no='1657' order by substring(name,1,1)
IndianPost
Currency >> R >> Print >> Print Size >> 3.70 x 2.0 >> Serial Number >> 1657 >> Alpha >>