[fv1620]

His listing doesn't make it very easy to understand. If they were arranged numerically the colour structure would be more obvious.

There are some errors & omissions. He seems to suggest the code was fixed in 1931 but there have been regular additions, deletions & renumberings.

1931 57 colours, 2-digit code, "BS 381 Colours for ready mixed paints"

1948 93 colours, 3-digit code introduced, "BS 381C Colours for ready mixed paints"

1949 97 colours

1964 25 colours added, 24 deleted or renumbered "BS 381C Colours for specific purposes"

1966 7 colours added

1970 2 colours added

1980 5 colours added, 41 paints listed as obsolecent

1988 7 colours added, 7 deleted, 6 renumbered, 4 colours renamed


The chart as stated for 1931 has these ommissions

7 Dark Blue
34 Slate
45 Venetian Red
47 Light Indian Red
48 Deep Indian Red
51 Chocolate
60 Deep Buff

There are two 56, Lemon should be 55
25 should not be Dark, but Light Brunswick Green