http://book.klll.cc/ebooks/author/8711.opds 2025-08-03T07:34:34Z Books by Gehrkens, Karl Wilson (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 2025-08-03T07:34:34Z https://book.klll.cc/ebooks/author/8711.opds?sort_order=title Sort Alphabetically by Title 2025-08-03T07:34:34Z https://book.klll.cc/ebooks/author/8711.opds?sort_order=release_date Sort by Release Date 2025-08-03T07:34:34Z https://book.klll.cc/ebooks/19499.opds Music Notation and Terminology Karl Wilson Gehrkens 2025-08-03T07:34:34Z https://book.klll.cc/ebooks/22392.opds Essentials in Conducting Karl Wilson Gehrkens