![Popular science monthly . Briefly, the camera consists of a camerabo.x cc)ntaining two rollers round whichthe film is carried. The film has ascries of perforations along one edge, anda toothed stop is Popular science monthly . Briefly, the camera consists of a camerabo.x cc)ntaining two rollers round whichthe film is carried. The film has ascries of perforations along one edge, anda toothed stop is](https://c8.alamy.com/comp/2AKKRFA/popular-science-monthly-briefly-the-camera-consists-of-a-camerabox-ccntaining-two-rollers-round-whichthe-film-is-carried-the-film-has-ascries-of-perforations-along-one-edge-anda-toothed-stop-is-provided-to-engagewith-these-and-hold-the-film-motionlesswhen-required-the-box-is-imperviousto-light-and-has-a-lens-pointing-down-ward-through-which-the-main-photo-graph-is-taken-it-has-also-another-lenspointing-directly-upward-which-pro-duces-photographs-at-desired-inter-alsof-the-exact-position-of-the-compass-andaneroid-needles-situated-in-the-holdingcase-above-this-last-named-photograph-2AKKRFA.jpg)
Popular science monthly . Briefly, the camera consists of a camerabo.x cc)ntaining two rollers round whichthe film is carried. The film has ascries of perforations along one edge, anda toothed stop is
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![Damaged area of the box, showing the internal sheet metal structure... | Download Scientific Diagram Damaged area of the box, showing the internal sheet metal structure... | Download Scientific Diagram](https://www.researchgate.net/profile/Janneke-Van-Der-Stok-Nienhuis/publication/350167652/figure/fig2/AS:1003113146220553@1616172219179/Damaged-area-of-the-box-showing-the-internal-sheet-metal-structure-with-a-layered.png)