Helmut Bechtel Books
January 1, 1929 – January 1, 1992
Kleine Enzyklopädie der Pflanzen
- 320 pages
- 12 hours of reading
Kakteen
- 71 pages
- 3 hours of reading
Insekten Mitteleuropas erkennen und benennen
- 144 pages
- 6 hours of reading
Orchideenatlas
- 475 pages
- 17 hours of reading
