Design of cylindrical concrete shell roofs - New York : American Society of Civil Engineers, 1952 - 117 p. : ilus. - ASCE. Manuals of engineering practice ; 31 . - ASCE. Manuals of engineering practice ; 31 . LCCN: 25018 Subjects--Topical Terms: Arquitectura.IngenierĂa.Techado. Dewey Class. No.: 721.5 / C65