![Photos of electrodes: (a) twisted pin electrodes, (b) enlarged image of... | Download Scientific Diagram Photos of electrodes: (a) twisted pin electrodes, (b) enlarged image of... | Download Scientific Diagram](https://www.researchgate.net/profile/David-Hammer-4/publication/285609929/figure/fig3/AS:340619940646914@1458221530052/Photos-of-electrodes-a-twisted-pin-electrodes-b-enlarged-image-of-W-pins-c.png)
Photos of electrodes: (a) twisted pin electrodes, (b) enlarged image of... | Download Scientific Diagram
![Karel Appel | Three works: lithograph in colors, Untitled (personnage a la cravate), together with two lithographs in colors, "Streifenfigur," and "Großes Stilleben mit Kopf," (1969) | Artsy Karel Appel | Three works: lithograph in colors, Untitled (personnage a la cravate), together with two lithographs in colors, "Streifenfigur," and "Großes Stilleben mit Kopf," (1969) | Artsy](https://d7hftxdivxxvm.cloudfront.net/?height=800&quality=85&resize_to=fit&src=https%3A%2F%2Fd32dm0rphc51dk.cloudfront.net%2FOrYJGolvGeUrMB6-wZ9VsA%2Fnormalized.jpg&width=800)
Karel Appel | Three works: lithograph in colors, Untitled (personnage a la cravate), together with two lithographs in colors, "Streifenfigur," and "Großes Stilleben mit Kopf," (1969) | Artsy
![Karel Appel | Three works: lithograph in colors, Untitled (personnage a la cravate), together with two lithographs in colors, "Streifenfigur," and "Großes Stilleben mit Kopf," (1969) | Artsy Karel Appel | Three works: lithograph in colors, Untitled (personnage a la cravate), together with two lithographs in colors, "Streifenfigur," and "Großes Stilleben mit Kopf," (1969) | Artsy](https://d7hftxdivxxvm.cloudfront.net/?height=800&quality=85&resize_to=fit&src=https%3A%2F%2Fd32dm0rphc51dk.cloudfront.net%2F3L5IRHsOxSpXaIs5CG2gAg%2Fnormalized.jpg&width=800)