Dubbel, Heinrich. Dubbels Taschenbuch fur den Maschinenbau / ed by F Sass and CH Bouche. - Berlin : Springer Verlag, 1966 - 2 vols. Subjects--Topical Terms: --Mechanical enigineering Subjects--Geographic Terms: --Engineering design LC Class. No.: R 621.8 DUB/1966 / 21