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This library is built in the open.
If you spot an error, have a suggestion, or just want to say hello — we’d love to hear from you.

This highly detailed and symbolic woodcut bookplate serves as a personal emblem for the book's owner, Eberhard Perthel. The design is a rich example of early 20th-century graphic art, combining traditional motifs of faith, knowledge, and mortality.
The composition is divided into several symbolic zones:
This combination of icons suggests that the owner viewed his library not just as a collection of information, but as part of a deeper spiritual and philosophical journey.