A major German-language forum with a massive archive of DDR-era models like the Pinguin series.
When searching on German sites, try using these terms for better results: Papiermodell Pinguin III Tschaika DDR Bastelbogen Pinguin Kartonmodellbau Tschaika Download Download PAB PKW PINGUIN III Tschaika rar
Look for sections dedicated to "DDR-Kartonmodelle." A major German-language forum with a massive archive
Many enthusiasts digitize and share these "Oldie" models. You can search or request the file on: often out-of-print designs
Because these are older, often out-of-print designs, they are typically found on specialized paper modeling forums or archive sites. Here are the best ways to track it down: 1. Papercraft Community Forums