Atatda22: [42.1ii] From every possible source, 609

[Paul Nightingale]

[609.26] "Kelly's Suburban Dictionary"

I can find no reference to KSD, but there was (and is) a Kelly's Directory.

On Sidney Webb's formative years:

His childhood background was thus peculiarly London; as a schoolboy he
walked all over the London of mingled riches and squalor nearly twenty years
before Booth had begun to describe it; and he learned to know it in a way
characteristically his own. For, as he has told us himself in one of his
very rare incursions into autobiography, the shop-windows and their
advertisements were his spelling-book, and Kelly's Directory his favourite
reading.

From: Margaret Cole, Beatrice Webb, Harcourt & Brace, 1946, 45-46.

And I like the following reference in Codebreakers, describing the layout at
Bletchley Park:

The most significant of the back rooms was the Index. It had been carefully
designed by a refugee from Kelly's Directory, Wing Commander Cullingham
('Cully'). Some half dozen young women, most of them graduates, were
constantly at work. It registered everything, from every possible source ...

From: F. H. Hinsley & Alan Stripp, Codebreakers: The Inside Story of
Bletchley Park, Oxford University Press, 1994, 24.