3D models of a Hammond typewriter (No. 12), with and without cover

<p>3D scan of a Hammond typewriter&nbsp;(No. 12) with and without cover, “Ideal visible
Hammond”, formerly used in the Geological & Paleontological
department of the Natural History Museum. The typewriter is named after its inventor
James Bartlett Hammond (1839–1913). The first Hammond typewriters were
produced in 1881, the company based in New York existed until the 1930s.</p>

三维扫描图像展示了Hammond No. 12打字机，包括带盖与不带盖两种形态，亦即‘理想可见的Hammond’版本。该打字机曾于自然历史博物馆的地质与古生物学部门使用。Hammond打字机以其发明者James Bartlett Hammond（1839-1913）的名字命名。首台Hammond打字机于1881年生产，其生产公司位于纽约，直至20世纪30年代。” }