From the late 1980s, this issue is legendary. It explains how to grow plants in clay pebbles without soil—a technique that is currently experiencing a renaissance in modern indoor farming. A clean PDF of this issue is extremely rare.
Sonnenfreunde is a long-running German publication focused on Freikörperkultur (FKK), with "Sonderheft" special issues highlighting specific naturist destinations, health topics, and high-quality photography. These issues, often sought from the 1980s and 1990s, are found in digital archives like the Internet Archive and collector marketplaces such as Etsy. Sonnenfreunde Sonderheft Pdf
, which translates to "Free Body Culture" or naturism. The publication, including its special issues ( Sonderhefte From the late 1980s, this issue is legendary
: Unlike modern digital media, these issues frequently included in-depth reports and philosophical debates. For example, some contributors used the magazine to challenge the "strictness" of early lifestyle reformers, advocating for naturism as a simple joy of "nude bathing" rather than a rigid health regime. The publication, including its special issues ( Sonderhefte