http://book.klll.cc/ebooks/subject/27164.opds?sort_order=release_date 2025-08-16T18:58:54Z Books about Booksellers' catalogs -- Pennsylvania -- Philadelphia (sorted by release date) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-16T18:58:54Z https://book.klll.cc/ebooks/subject/27164.opds?sort_order=title Sort Alphabetically by Title 2025-08-16T18:58:54Z https://book.klll.cc/ebooks/subject/27164.opds?sort_order=downloads Sort by Popularity 2025-08-16T18:58:54Z https://book.klll.cc/ebooks/54752.opds Catalogue of Practical and Scientific Books Henry Carey Baird & Co. 2025-08-16T18:58:54Z https://book.klll.cc/ebooks/53903.opds Catalogue of Practical & Scientific Books Henry Carey Baird & Co. 2025-08-16T18:58:54Z https://book.klll.cc/ebooks/46543.opds Nature Books Popular and Scientific from The Franklin Bookshop, 1910 Samuel N. Rhoads