http://book.klll.cc/ebooks/subject/39250.opds 2025-08-24T20:18:48Z Books about Factory laws and legislation -- United States (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 2025-08-24T20:18:48Z https://book.klll.cc/ebooks/71106.opds Social legislation and social activity : being addresses delivered at the sixth annual meeting of the American academy of political and social science of Philadelphia American Academy of Political and Social Science