Episode 2 of 2
Footnote Description
- When
- 15 April 1770
- Where
- Unspecified
Priestley described a substance for removing pencil marks in a footnote dated April 15, 1770.
In a footnote dated April 15, 1770, Joseph Priestley stated he had seen a substance excellently adapted to wiping black-lead-pencil marks from paper. This account provides the specific date and nature of the recommendation.
Sources
- Eraser Wikipedia, revision of 2026-09-24
Machine-drafted from the cited Wikipedia passages and checked by a reviewing model, not by a human editor. Every passage cites the revision it was written from; dates and places follow those passages.