Irish traditional tunes were recorded in John Playford's The Dancing Master (mid 17th century), and Durfey's Pills to Purge Melancholy (late 17th century).
The publication of "The Dancing Master" by John Playford in the mid-17th century marked a significant moment for documenting Irish traditional tunes.  Durfey's "Pills to Purge Melancholy," published in the late 17th century, also contributed to the documentation of Irish folk music.