select distinct substring(name,1,1) from stamps ,color_master where color_master.color_code=stamps.color_code and color_master.color='Grey and Red' and year(stamps.issue_date)=1979 and stamps.serial_no='0949' order by substring(name,1,1)
IndianPost
Color >> Grey and Red >> Issue Date >> year >> 1979 >> Serial Number >> 0949 >> Alpha >> F >>