select distinct substring(name,1,1) from stamps ,printsize_master where printsize_master.printsize_code=stamps.printsize_code and printsize_master.printsize='2.56 x 2.5' and stamps.serial_no='0599' and year(stamps.issue_date)=1969 order by substring(name,1,1)
IndianPost
Print Size >> 2.56 x 2.5 >> Serial Number >> 0599 >> Issue Date >> year >> 1969 >> Alpha >> O >>