One would not suspect an engineering background behind his mature work; the only point at which it exerted some influence was in his careful and expert draughtsmanship and his preference for diagrammatic representation.
Isa ay hindi maghinala ng isang engineering gumulang background sa likod ng kanyang trabaho; ang punto lamang sa kung saan ito ay exerted ilang impluwensiya sa kanyang maingat at eksperto pagkokrokis at ang kanyang mga kagustuhan para sa diagrammatic representation.