Peter Helm ZOOM US zoom1 blog 99/Nov. 2023

bloGspOt 3545 http://0700polygraf.blogspot.com/2021/05/httpweb.html dweed https://www.youtube.com/watch?v=5caJW0684UU AUDIOKONFERENZ COMPUTER AUDIO Disputatio T.R. 27.11.2023 Humboldt Universität zu Berlin https://web.archive.org/web/20091116221349/http://www.polygraphicum.de/artPOLYGRAPHICUMbookGESAMTKATALOG.html https://web.archive.org/web/20080630055830/http://www.polygraphicum.de/Aegypten.html