Keep the record honest

A better archive
starts with a question.

Found an error, a missing source, or a piece of history worth documenting? Send a note to .

Suggest a correction

The most useful correction includes:

  1. The article URL and the specific claim.
  2. What you believe should change.
  3. A primary source or other evidence we can inspect.

Email a correction ↗

Suggest a source

Original correspondence, dated forum posts, code, technical papers, and official records are useful starting points. Include the author, date, and public URL when you have them.

For the approach behind this archive, see the editorial standards.