select distinct substring(name,1,1) from stamps ,paper_master,printsize_master,np_master where paper_master.paper_code=stamps.paper_code and paper_master.paper='Unwatermarked paper' and printsize_master.printsize_code=stamps.printsize_code and printsize_master.printsize='2.1 x 2.99' and np_master.np_code=stamps.np_code and np_master.np='P' order by substring(name,1,1)
IndianPost
Paper >> Unwatermarked paper >> Print Size >> 2.1 x 2.99 >> Currency >> P >> Alpha >> A >>