http://book.klll.cc/ebooks/subject/20284.opds 2025-08-04T10:31:43Z Books about Abbreviations (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 2025-08-04T10:31:43Z https://book.klll.cc/ebooks/33828.opds Abbreviations and Signs Frederick W. Hamilton