select distinct substring(name,1,1) from stamps ,printsize_master where year(stamps.issue_date)=1989 and month(issue_date)=7 and printsize_master.printsize_code=stamps.printsize_code and printsize_master.printsize='3.70 X 2.4' and stamps.serial_no='1377' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 1989 >> month >> July >> Print Size >> 3.70 X 2.4 >> Serial Number >> 1377 >> Alpha >> A >>