The labels are listed in alphabetical order.
Click on the initial letter of the label you're after.

A        B        C        D        E 

F        G        H        I        J

K        L        M        N        O

P        Q        R        S        T

U        V        W        X        Y

Z        Numbers

STOP PRESS - RECENT ADDITIONS,  February - March 2015:

A new label - Discourses
A new label - One Off (1975)
A new label - Eon
A new 'label' - Spark Northern Soul

(That is, they have had scans or minor discographies added, or have had their text altered slightly)

A & M - Part of text dealing with promos tweaked.
Matrix Numbers - British Homophone section extended, tentatively.
Rockburgh - Text tweaked.
Albion - Text tweaked.
Labritain - Text tweaked.
Canon - Text tweaked.
Deeko - Now amalgamated into Disney Custom Pressings.
Pepper - Text tweaked.
Imagination - Text tweaked.
Wanted - Text tweaked.
Pacific (3) - Text tweaked.
Kitsch - Text tweaked.
Oasis - Text tweaked.
Ariola Hansa - Text revised.
Parachute - Text tweaked.
Ice (Anchor) - Text tweaked.
Utopia - Text tweaked.
Grove Music - Text tweaked.
Barclay - Scan added, text tweaked.