The Penguien Atlas of World HistoryHermann Kinder, Werner Hilgemann · First published 1964Open the Tome
Max ErnstMax Ernst, Werner Spies, Fabrice Hergott, Doris Krystof, Günter Metken · First published 1956Open the Tome
The spindle-tuber disease as a factor in seed potato productionH. O. Werner · First published 1926Open the Tome