Join Perry Rhodan Fanclub Nederland on Facebook, ask for the “1-150 epub pack,” then supplement with German epubs from Perrypedia and machine translation.
If you want, I can also share a direct link template for searching Usenet or provide a Calibre translation workflow. Perry Rhodan Ebook dutch 1 2546 Epub
The Dutch translation of Perry Rhodan is not complete up to issue 2546. The original German series has over 3,200 issues. The Dutch translation stopped publication around issue #300 in print, and later digital efforts covered roughly up to the mid-500s (and a few random later arcs). Join Perry Rhodan Fanclub Nederland on Facebook, ask