select distinct substring(name,1,1) from stamps ,color_master,np_master where year(stamps.issue_date)=1951 and np_master.np_code=stamps.np_code and np_master.np='A' and stamps.serial_no='0334' and color_master.color_code=stamps.color_code and color_master.color='Multicolour' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 1951 >> Currency >> A >> Serial Number >> 0334 >> Color >> Multicolour >> Alpha >> E >>