A descriptive catalogue of photographic apparatus manufactured and sold by Bolton & Barnitt, operative and photographic chemists, manufacturers & importers of chemical apparatus (1860)
14 M1SOELL A JSTEOXJS … Superior ditto . 9 G Ditto, very superior, of French polished mahogany, and Brass Joints for steadying the Head ( Fig. 3o ) . . . 18 Universal Head Best, on iron foot, with sliding adjusting tube for steadying the head, when the person is sitting or standing. (Fig. 36) . 73 Developing Stands in…
Photography
Internet Archive · Getty Research Institute · Public domain (published before 1931). Free to use for anything.
![An illustration from [Graphophone patents] (1878)](https://img.insideoutlibrary.com/img/200/ia-graphophonepaten11unit-290-0.webp)
