select distinct substring(name,1,1) from stamps ,color_master where year(stamps.issue_date)=1981 and month(issue_date)=4 and color_master.color_code=stamps.color_code and color_master.color='Blue Grey and Black' order by substring(name,1,1)
IndianPost
Issue Date >> function.mysql-connect >> function.mysql-connect >> month >> April >> Color >> Blue Grey and Black >> Alpha >> D >>