Photocopy of patent specifications: Alfred Darling, 47 Chester Terrace, Brighton, No. 17, 248. Original dated 21 July 1897 and entitled 'Improvements in Cinematic Apparatus'. Design incorporates double-acting camera and variable shutter. 9 pages
Photocopy of patent specifications: Alfred Darling, 47 Chester Terrace, Brighton, No. 17, 248. Original dated 21 July 1897 and entitled 'Improvements in Cinematic Apparatus'. Design incorporates double-acting camera and variable shutter. 9 pages
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