What is it? Answers LXXXVII

Friday, October 21, 2005

484. Organ pipe

485. Grey Rock brake safety gage

486. Eel spear

487. Gray Brothers Golden Corn Sheller, Louisville, Ky., patented in 1870, used to remove dry corn from the cob.

488. Soroban, Japanese version of a Chinese Abacus

489. Clothes washing machine

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