20:0720:07, 9 November 2014diffhist−150
Retractable pen
This blog no longer exists, so the reference is a dead link. Plus, the "source" was just a blog run by someone who has no clear notability, so its inclusion was rather inappropriate as a source to begin with.
19:5719:57, 9 November 2014diffhist−529
Retractable pen
The source cited in this passage no longer exists. Besides, it was just someone's google doc file, and not actually a reliable source.