Category:Tesla tubes

Media in category "Tesla tubes"

The following 2 files are in this category, out of 2 total.

• 
  Tesla tube lights at Columbian Exposition 1893.jpg 600 × 697; 37 KB
  
• 
  Tesla tube with cross, Louis Muller-Unkel, Braunschweig, Germany, 1800s - Museu da Ciência da Universidade de Coimbra - University of Coimbra - Coimbra, Portugal - DSC09089.jpg 4,277 × 3,648; 4.48 MB