Baleen
Everybody's Encyclopedia · 1912 · p. 8
whale-bone, in the rough or natural state.
Bu kavram başka kaynaklarda da geçiyor
Chamber's Twientieth Century Dictionary (1908)
The American Dictionary and Cyclopedia (1907)
Chamber's Etymological of the English Language (1895)
An Illustrated Encyclopaedic Medical Dictionary (1891)
BALEEN′
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Cooley's Cyclopedia of Practical Receipts and Collateral Information (1880)
Dictionary of Science, Literature and Art (1842)
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