http://book.klll.cc/ebooks/subject/41070.opds 2025-09-19T02:58:20Z Books about Proportion (Art) (sorted by popularity) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-09-19T02:58:20Z https://book.klll.cc/ebooks/75399.opds The science of beauty, as developed in nature and applied in art D. R. Hay