select distinct substring(name,1,1) from stamps where year(stamps.issue_date)=2001 and month(issue_date)=10 and dayofmonth(stamps.issue_date)=17 and stamps.serial_no='2028' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 2001 >> month >> October >> day >> 17 >> Serial Number >> 2028 >> Alpha >> S >>