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Visual Display of Quantitative Information
Envisioning Information
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Beautiful Evidence
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Data Analysis for Politics and Policy $2
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Presenting Data and Information
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Taking logarithms in statistical data

Below are pages 108-134 from Edward Tufte's Data Analysis for Politics and Policy.
The complete book (179 pages) is available as an eBook for $2.

-- Edward Tufte

Found a typo on page 108, did not find an errata for this book.

Remembering logarithms section. One of the examples is incorrect.

log102000 = 3.30103, because 103.30103 = 200.

should be:

log102000 = 3.30103, because 103.30103 = 2000.

-- Peter Lauterbach (email)