Abstract: Records of the Wisconsin Lung Association (WLA), a state voluntary health organization formed in 1908 as the Wisconsin Anti-Tuberculosis Association and renamed the Wisconsin Tuberculosis and Lung Disease Association in 1969 and the Wisconsin Lung Association in 1973. Included are historical materials; executive board and staff minutes; administrative subject files; reference material concerning association employees and Wisconsin sanatoriums; correspondence with local associations and minutes of the Wisconsin Sanatorium Trustees Association and the Milwaukee and Wisconsin Council of Come Back Clubs; and publications.