Fisher, Jami N.Tamminga, MeredithHochgesang, Julie2023-05-222023-05-222015-08-202019-08-18https://repository.upenn.edu/handle/20.500.14332/33089Philadelphia Signs Project video with participant discussing how he acquired ASL even though he wasn't a real PSD student.http://creativecommons.org/licenses/by-nc-sa/4.0/Philadelphia Signs Projectsociolinguisticsdeafsign languageAmerican Sign LanguageASLregional variationLanguage Description and DocumentationArticle