Abraham Roentgen was a German cabinetmaker who lived from 1711-1793. Along with his son David, the Roentgens were famous for their marquetry, hidden drawers, and unusual mechanical fittings in his cabinetry.
This writing table was made for a Catholic official, and can be transformed into a private altar:
Berlin secretary cabinet:
Dressing table:
Roentgen furniture and related documents are on display at the Metropolitan Museum of Art, including online details here: Extravagant Inventions | The Metropolitan Museum of Art
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