Seaside visitors paying a visit to the camera

Seaside visitors paying a visit to the camera obscura. The viewers sat in a darkened chamber: the scene around was collected by the mirror, (A) and passed it through a convex lens (B), and thrown onto a white table at (C). From J.H. Pepper The Boy's Playbook of Science, London, 1862

Collected Convex Darkened Lens Obscura Onto Optics Passed Paying Pepper Playbook Thrown Viewers

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