Billiard Balls, Pianos and Elephants

by | Feb 28, 2025 | Christine Nicholls

Billiard Balls, Pianos and Elephants Before the invention of plastics, billiard balls, piano keys, combs and scores of other items were made of ivory. Playing the piano was called ‘tickling the ivories.’ More ivory was used for piano keys than for all other purposes...