Search Results       Your search for [subject]Indicators and testpapers returned 1 record.           Visual humidity indicators (indicating humidity by color change in gas atmospheres) [microform]. by Abad, Ramona Vivera, 1935-; Quezon City: Photoduplication Service, University of the Philippines Library, 1974. Subject: Humidity; Indicators and testpapers.          Add to Book Cart Relevance: 22.24%