Keywords: H220siphon.JPG A view into the firebox of Victorian Railways H class H 220 preserved out of service showing the thermic syphons Transferred from http //en wikipedia org en wikipedia; transferred to Commons by User Liftarn using http //tools wikimedia de/~magnus/commonshelper php CommonsHelper <br/> Original text self-made 2007 09 23 <br/> 2008 04 26 original upload date Zzrbiker talk Original uploader was Zzrbiker at http //en wikipedia org en wikipedia Released into the public domain by the author en wikipedia Zzrbiker Original upload log page en wikipedia H220siphon JPG 2008-04-26 12 23 Zzrbiker 2064×1704× 828907 bytes <nowiki> A view into the firebox of Victorian Railways H class H 220 preserved out of service showing the thermic siphons self-made 2007-09-23 ~~~ </nowiki> Thermic syphons |