Those Magnificent Men in their Flying Machines | Terminator 3: Rise of the Machines | All Watched Over by Machines of Loving Grace (television documentary series) | The Suicide Machines | Micro Machines | Beast Machines | Jeremy Clarkson's Extreme Machines | Galerie des machines | Diagrams and explanations of the wonderful machines of the Far West | Brush Electrical Machines | All Watched Over by Machines of Loving Grace | Wallace v. International Business Machines Corp. et al. | Those Magnificent Men in Their Flying Machines | The Secret Life of Machines | Simple Machines Forum | Secret Machines | Research Machines 380Z | Of Machines | Moon Machines | Micro Machines (video games) | Mergelyan Institute of Mathematical Machines | Memories of Machines | Literary Machines | Intelligent Machines Research Corporation | Homopolar motor | homopolar motor | ''Homopolar machines'' | Beautiful Machines |
Homopolar machines are true DC machines where current is supplied to a spinning wheel through brushes.