Communism and revolution : the strategic uses of political violence / edited by Cyril E. Black and Thomas P. Thornton technical bulletin Controlling museum fungal problems = Le contrôle des moisissures dans les musées / by thomas J.K. Strang and John E. Dawson technical bulletin Controlling vertebrate pests in museums = La lutte contre les vertébrés nuisibles dans les musées / by Thomas J.K. Strang and John E. Dawson Neuropsychiatry / prep. under the direction of M.W. Ireland