In a new video, producer and engineer Eddie Kramer discusses Jimi Hendrix’s studio recording of “Hear My Train A Comin’,” from the album Both Sides of the Sky.

This previously unreleased recording hails from April 9, 1969 and features the original Jimi Hendrix Experience in their penultimate recording session.

Both Sides of the Sky is available March 9, 2018.

Watch the video below.