Nikola Tesla Images and Photographs Images and photographs of, or related to, Nikola Tesla Tesla's improved Lenard tube Fig. 2. — Improved Lenard Tube. Related contentTesla on the Source of Roentgen Rays and the Practical Construction and Safe Operation of Lenard Tubes Related images Tags diagram Pagination Enjoy other images First First item Previous Previous item Next Next item Last Last item Nikola Tesla Colorado Springs Poster $20.00 Size 18×2424×3612×1212×1614×1412×1816×1616×2018×188×1010×10 Nikola Tesla - Engineer, Physicist, Futurist - T-Shirt $22.00 Color Size LMXLSXS2XL3XL4XL Within the Universe Documents Nikola Tesla documents, files and papers. Quotes Profound and insightful quotes by Nikola Tesla. Books Books written by and about Nikola Tesla. Timeline Important moments and events related to Tesla. Patents Nikola Tesla held around 200 patents worldwide. Articles Nikola Tesla in the press. Landmarks Locations related to Nikola Tesla. Letters Letters to, from and about Nikola Tesla. Movies and TV Nikola Tesla on the screen.