The Pencil: A History of Design and Circumstance

“the best and only final clue” [3STU] In "The Adventure of the Three Students," Holmes has a litany of clues at his disposal. From balls of doughy clay to a tear in the leather of a desk, and more.

And yet, he's fixated on this one clue that he claimed was "the best and only final clue." What was it? And was it truly the definitive clue in the story? It's just a Trifle.

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Links / Notes * This episode: ihose.co/trifles171 * The Pencil: A History of Design and Circumstance by Henry Petroski (Amazon)

Sponsor * The BSI Press

**Music credits** Performers: Uncredited violinist, US Marine Chamber Orchestra

Publisher Info.: Washington, DC: United States Marine Band

Copyright: Creative Commons Attribution 3.0

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