set and tightened by a screw. Wiesinger, Johannes; Blitzforschung und Blitzschutz (Lightning Research and Lightning Protection) / Johannes Wiesinger. -... 2 KB (296 words) - 12:10, 10 November 2020 |
set and tightened by a screw. Wiesinger, Johannes; Blitzforschung und Blitzschutz (Lightning Research and Lightning Protection) / Johannes Wiesinger. -... 2 KB (296 words) - 12:10, 10 November 2020 |