BIOGRAPHIES
McCarthy, Meghan

Earmuffs for Everyone!: How Chester Greenwood Became Known as the Inventor of Earmuffs

(3) K-3 Ear-protectors had existed since the early 1870s, but Chester Greenwood improved the earmuff; he received a patent in 1877 at age nineteen. Thus, his is not the story of an inventor but one of how inventors often improve upon previous patents. McCarthy's signature bug-eyed characters perfectly represent her subject's lighthearted, wide-eyed curiosity. Notes on historical thinking and patents are appended. Bib.

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