http://book.klll.cc/ebooks/subject/9573.opds2025-08-28T18:55:01ZBooks about Refrigeration and refrigerating machinery (sorted by popularity)Free eBooks since 1971.Project Gutenberghttps://book.klll.ccwebmaster@gutenberg.orghttps://book.klll.cc/gutenberg/favicon.ico2512025-08-28T18:55:01Zhttps://book.klll.cc/ebooks/29375.opdsManufacturing Cost Data on Artificial IceOtto Luhr and Herman Friedl