Arc lamp
| View Cart ⇗ | Info
“In all the arc lamps in common use, the coil, by means of which the automatic maintenance of the arc is kept up, is placed as a shunt across the its poles."—Finley, 1917
Source
Finley, John H. Nelson's Perpetual Loose-Leaf Encyclopedia (New York City: Thomas Nelson and Sons, 1917) 11:197
Downloads
1588×2400, 217.4 KiB
677×1024, 36.7 KiB
423×640, 22.2 KiB
211×320, 9.5 KiB