A worker preparing a feather for use as a plume by scraping and curling, above; further preparation of a plume, two hats with plumes and a single plume, below. Engraving by R. Bénard after Radel.

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A worker preparing a feather for use as a plume by scraping and curling, above; further preparation of a plume, two hats with plumes and a single plume, below. Engraving by R. Bénard after Radel. Wellcome Collection. Public Domain Mark. Source: Wellcome Collection.