select distinct substring(name,1,1) from stamps ,paper_master where year(stamps.issue_date)=2002 and month(issue_date)=8 and paper_master.paper_code=stamps.paper_code and paper_master.paper='Matt Chromo' and stamps.serial_no='99' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 2002 >> month >> August >> Paper >> Matt Chromo >> Serial Number >> 99 >> Alpha >> A >>