There appear to be no extant recordings of Speedy Webb and his orchestras.

All his extant recordings are available on CD re-issues.

Nebel said he thought the discussion was entertaining, but in extant recordings he was also skeptical about the entire subject.

The only known extant recording is that of one November 1953 episode.

Lambert recorded what was - until 2008 - considered to be the oldest extant recording, his Experimental Talking Clock (1878).

It is one of the most complete extant recordings of a Navajo ritual.

The earliest extant recording of "Howl" was thought to date from March 18, 1956.

The extant recordings from this period are:

The accuracy of the pitch and speed of the extant recordings has been questioned.

Akers' extant recordings consist of four sides, which are nonetheless historically significant.