diff --git a/AudioPiracyGuide.md b/AudioPiracyGuide.md
index 7e3f13eec..0de4e2372 100644
--- a/AudioPiracyGuide.md
+++ b/AudioPiracyGuide.md
@@ -87,6 +87,7 @@
 * [keygenmusic.tk](https://keygenmusic.tk/) - Keygen Music
 * [Tasso Music](https://www.tassomusic.org/) - Early Modern Music
 * [UCSB Cylinders](https://cylinders.library.ucsb.edu/index.php), [Tinfoil](http://www.tinfoil.com/) or [i78s](https://i78s.org/) - Phonograph Cylinder Recordings
+* [FirstSounds](http://www.firstsounds.org/) - Oldest Music Recordings
 * [Measuring Polyphony](https://measuringpolyphony.org/) - Digital Encoding of Late Medeival Music
 * [Tabletop Audio](https://tabletopaudio.com/) - Ambient Audio for Tabletop Games
 * [DigLib](https://diglib.library.vanderbilt.edu/ama-browse.pl) - East African Recordings