Talk:Double Acting Piston Bellows

What happened to the image?

Is this sufficiently related to blast furnaces to justify a link? 128.233.153.78 17:52, 30 October 2006 (UTC)

Possibly. It was one of several reasons why early Chinese blast furnaces were superior to western counterparts. Perches 05:28, 8 January 2007 (UTC)

I removed the reqdiagram and reqphoto as the article seems to have both. --Petteri Aimonen (talk) 14:44, 29 September 2009 (UTC)