http://book.klll.cc/ebooks/subject/2331.opds 2025-08-04T18:56:06Z Books about Telescopes (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 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/subject/2331.opds?sort_order=title Sort Alphabetically by Title 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/subject/2331.opds?sort_order=release_date Sort by Release Date 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/53740.opds The Telescope Louis Bell 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/54420.opds The Practical Astronomer Thomas Dick 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/28752.opds Pleasures of the telescope Garrett Putman Serviss 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/53172.opds Stargazing: Past and Present Sir Norman Lockyer 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/57320.opds Telescopic Work for Starlight Evenings William F. Denning 2025-08-04T18:56:06Z https://book.klll.cc/ebooks/16767.opds Half-hours with the Telescope Richard A. Proctor