A Trompe is an early-industrial era device with no moving parts that uses water power to compress air. Early descriptions often cite the alternate spelling trombe, which is French for "waterspout."
- Archimerged's Trompe bookmarks
- Mother Earth News article on the Trompe (1977)
- http://archimerged.wordpress.com/2006/06/07/a-trompe-seems-to-be-a-reverse-bubble-pump/ Displays the nice diagram from the Mother Earth News site, which you have to click to see in the original article.