http://book.klll.cc/ebooks/subject/2316.opds?sort_order=title 2025-08-07T23:13:42Z Books about Microscopy -- Early works to 1800 (sorted alphabetically) Free eBooks since 1971. Project Gutenberg https://book.klll.cc webmaster@gutenberg.org https://book.klll.cc/gutenberg/favicon.ico 25 1 2025-08-07T23:13:42Z https://book.klll.cc/ebooks/subject/2316.opds?sort_order=release_date Sort by Release Date 2025-08-07T23:13:42Z https://book.klll.cc/ebooks/subject/2316.opds?sort_order=downloads Sort by Popularity 2025-08-07T23:13:42Z https://book.klll.cc/ebooks/61169.opds Essays on the Microscope George Adams 2025-08-07T23:13:42Z https://book.klll.cc/ebooks/15491.opds Micrographia Robert Hooke