#-1112Unmoderated tagAll postsExplore CommunitiesTrending CommunitiesNewcomers' CommunitySteemitCryptoAcademySteemit Feedbackআমার বাংলা ব্লগKorea • 한국 • KR • KOSteem AllianceSTEEM CN/中文WORLD OF XPILARAVLE 일상Steem POD TeamComunidad LatinaTron Fan Club#-1112TrendingHotNewPayoutsMutedhichamraja (26)in #-1112 • 7 years agojohn E warnockFor those who do not know this person who invented the format of the pdf files and thanks to it became read and write free
