Recorded at the Acoustics Collection Storage Room, Science Museum Blythe House, London W14, on July 17, 2013, by Dr. Aleksander Kolkowski (Research Associate, Royal College of Music, 2013, and Hon. Research Associate, Science Museum, London, 2014–16).

The Inventory Number incorporates the year of acquisition (given before the hyphen) and the accession number from that year (after the hyphen).

“vps” refers to vibrations per second