Metal flute made with metal, cork, and pads. Inscription on the barrel joint: “Bohem’s / Carte’s Mechanism”. Indicates the hybrid nature of this 1851 flute model by Carte with Boehm’s 1847 model (see: 1847 Boehm system flute)
For further information, see section titled “A London Response to Boehm’s Work: Rudall, Rose & Carte” in Jeremy Sexton’s blog post, Boehm’s Ghost: A Vicarious Portrait of a Flute Maker in London.