ASTM Committee C11 on Gypsum was formed in 1915 and meets in May and November, with over 60 members and guests attending two and a half days of technical meetings. The committee, with a current membership of over 340, has jurisdiction of 61 standards, published in the Annual Book of ASTM Standards, Volume 04.01. The committee covers specifications for gypsum board and gypsum-related products, metal lath, studs, fasteners and related metal products, as well as practices for the application of gypsum products, stucco and EIFS.