select distinct substring(name,1,1) from stamps where year(stamps.issue_date)=2000 and month(issue_date)=12 and dayofmonth(stamps.issue_date)=7 and stamps.serial_no='1970' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 2000 >> month >> December >> day >> 7 >> Serial Number >> 1970 >> Alpha >> B >>