Private letters critical of the provincial government that Bernard had written were published in 1769 to great outrage.

Forty scientists produced ten critical letters, some of which were vitriolic.

He sent a rare critical letter to the Society, which was published.

Lamborn got bad press when two constituents accused him of making a threatening phone call in response to a critical letter they wrote.

In contrast, Microsoft sent in a letter highly critical of the measure.

But county officials say they got few critical letters and the issue has quieted.

The author of a disputed article is allowed a published reply to a critical letter.

Despite critical letters from their families and harrowing interviews with different social workers, they remain resolute.

The ban on women driving has been the subject of critical letters to Saudi newspapers - but by husbands.

We also receive critical letters from users of non-conventional medicine telling us that it is better to leave well alone.