select distinct substring(name,1,1) from stamps ,paper_master,color_master where paper_master.paper_code=stamps.paper_code and paper_master.paper='Unwatermarked adhesive stamp paper' and color_master.color_code=stamps.color_code and color_master.color='Yellow, Red, Blue and Black' and year(stamps.issue_date)=1982 order by substring(name,1,1)
IndianPost
Paper >> Unwatermarked adhesive stamp paper >> Color >> Yellow, Red, Blue and Black >> Issue Date >> year >> 1982 >> Alpha >> A >>