alarm-clock-elapsed
        Copyright: Tim/corsica_s
        URL: http://www.freesound.org/samplesViewSingle.php?id=67091
        License: CC-BY-SA (relicensed with permission from author)

audio-channel-front-center
audio-channel-front-left
audio-channel-front-right
audio-channel-rear-center
audio-channel-rear-left
audio-channel-rear-right
audio-channel-side-left
audio-channel-side-right
audio-test-signal
        Copyright: The ALSA developers
        URL: http://git.alsa-project.org/?p=alsa-utils.git;a=tree;f=speaker-test/samples;hb=HEAD
        License: GPLv2+

audio-volume-change
        Copyright: Lucas McCallister
        URL: http://www.freesound.org/samplesViewSingle.php?id=67091
        License: CC-BY-SA (relicensed with permission from author)

trash-empty
        Copyright: Dr. Richard Boulanger et al
        URL: http://www.archive.org/details/Berklee44v10
        License: CC-BY Attribution 3.0 Unported

complete
        Copyright: Dr. Richard Boulanger et al
        URL: http://www.archive.org/details/Berklee44v11
        License: CC-BY Attribution 3.0 Unported

bell
        Copyright: Dr. Richard Boulanger et al
        URL: http://www.archive.org/details/Berklee44v12
        License: CC-BY Attribution 3.0 Unported


camera-shutter
screen-capture
        Copyright: freesound user horsthorstensen
        URL: http://www.freesound.org/samplesViewSingle.php?id=72714
        License: CC-BY-SA (relicensed with permission from author)

device-added
device-removed
power-plug
power-unplug
network-connectivity-established
network-connectivity-lost
message
dialog-information
dialog-warning
        Copyright: Ivica Bukvic
        URL: http://gnome-look.org/content/show.php/%22Borealis%22+sound+theme?content=12584
        License: CC-BY-SA


message-new-instant

phone-incoming-call
phone-outgoing-busy
phone-outgoing-calling
        Copyright: Damien Sandras
        URL: http://git.gnome.org/cgit/ekiga/tree/sounds
        License: GPLv2+

service-login
service-logout
        Copyright: The Pidgin developers
        License: GPLv2

suspend-error
        Created by Richard Hughes
        Copyright: Red Hat, Inc.
        License: CC-BY-SA