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  2. Search and Recover - AOL Help

    help.aol.com/products/search-and-recover

    Search and Recover can rescue crucial work and cherished memories you thought were gone forever. It's fast and easy to use, and even data lost years ago can be recovered.

  3. Wikipedia:List of online newspaper archives - Wikipedia

    en.wikipedia.org/wiki/Wikipedia:List_of_online...

    This is a list of online newspaper archives and some magazines and journals, including both free and pay wall blocked digital archives. Most are scanned from microfilm into pdf, gif or similar graphic formats and many of the graphic archives have been indexed into searchable text databases utilizing optical character recognition (OCR) technology.

  4. History of computed tomography - Wikipedia

    en.wikipedia.org/wiki/History_of_computed_tomography

    The original 1971 prototype took 160 parallel readings through 180 angles, each 1° apart, with each scan taking a little over 5 minutes. The images from these scans took 2.5 hours to be processed by algebraic reconstruction techniques on a large computer. The scanner employed a pencil X-ray beam aimed at a single photomultiplier detector, and ...

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    Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

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  7. Settings A-Z - AOL Help

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    Get answers to your AOL Mail, login, Desktop Gold, AOL app, password and subscription questions. Find the support options to contact customer care by email, chat, or phone number.

  8. Image scanner - Wikipedia

    en.wikipedia.org/wiki/Image_scanner

    Alexander Murray and Richard Morse invented and patented the first analog color scanner at Eastman Kodak in 1937. Intended for color separation at printing presses, their machine was an analog drum scanner that imaged a color transparency mounted in the drum, with a light source placed underneath the film, and three photocells with red, green, and blue color filters reading each spot on the ...

  9. Newspaper digitization - Wikipedia

    en.wikipedia.org/wiki/Newspaper_digitization

    Although scanning from paper is possible, microfilm scanning is cheaper and good microfilm has been called “the single most critical factor in the success of newspaper digitization.” [2] The OCR analysis of scanned pages presents a number of technical challenges and the text of old newspapers is often difficult to read, which introduces ...