[{SlideShowNav}] !!!Heizung [{Image src='Heizung.jpg' caption='Heizung' alt='Illustration Heizung' width='594' height='900'}] Illustration aus [Pierers Konversations-Lexikon (Band 7)|web-books/konversationsle07de1890kfu/000200]. [{SET customtitle='Heizung'}]