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Rated 4 out of 5 stars

โดย James W เมื่อ มิ.ย. 26, 2015 · ลิงก์ถาวร

I was worried when reading about this add-on no longer working, so looked for an alternative.

This seems to do what I need and is compatible with the latest Thunderbird:
https://addons.mozilla.org/en-us/thunderbird/addon/clippings/