select distinct substring(name,1,1) from stamps ,color_master where year(stamps.issue_date)=1965 and month(issue_date)=9 and color_master.color_code=stamps.color_code and color_master.color='Dark Brown-Olive Green' order by substring(name,1,1)
IndianPost
Issue Date >> year >> 1965 >> month >> September >> Color >> Dark Brown-Olive Green >> Alpha >> G >>