http://book.klll.cc/ebooks/subject/31116.opds 2025-11-16T12:43:00Z Books about Modeling Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-11-16T12:43:00Z https://book.klll.cc/ebooks/54340.opds The Art of Architectural Modelling in Paper T. A. Richardson