"ASTM special technical publication no. 409. - "Symposium on Engineering Properties of Roofing Systems was presented in three sessions during the 69th Annual Meeting of the Society, in Atlantic City, N.J., 26 June-1 July, 1966"--Foreword. - Electronic reproduction; W. Conshohocken, Pa; ASTM International; 2011; Mode of access: World Wide Web; System requirements: Web browser; Access may be restricted to users at subscribing institutions. |