A lady’s bustle. [Which form was earlier?]

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1787.  A paper, “On the use of bustlers,” American Museum, ii. 482–4. The introduction of “the ridiculous, deforming, and (may I add?) inhuman bustler” is referred to the visit of a German duchess to London, in the fall of the year 1783.

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1788.  

        Such locks the nymphs now wear (in silks who rustle)
In rich luxuriance reaching to the bustle.
T. Monro, ‘Olla Podrida,’ No. 40 (N.E.D.).    

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