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The conservation and restoration of photographs is the study of the physical care and treatment of photographic materials. It covers both efforts undertaken by photograph conservators, librarians, archivists, and museum curators who manage photograph collections at a variety of cultural heritage institutions, as well as steps taken to preserve collections of personal and family photographs.
The preservation of optical media is essential because it is a resource in libraries, and stores audio, video, and computer data. While optical discs are generally more reliable and durable than older media types, (magnetic tape, LPs and other records) environmental conditions and/or poor handling can result in lost information.
For example, if stored in paper folders, the prints can become acidic. Using acid-free storage materials can prevent these acidic processes. Storage materials such as folders or boxes can also prevent light from reaching the print, and further reduce damage to light-sensitive materials.
Storage environments, such as temperature and humidity, as well as handling conditions such as frequency of media use and compatibility between the recorder and media, affect media shelf-life. [5] Improvements in media storage and migrations to new recording technologies can make certain formats obsolete within their respective lifespan.
A US defense agent scanning in architectural documents. Architectural reprography, the reprography of architectural drawings, covers a variety of technologies, media, and supports typically used to make multiple copies of original technical drawings and related records created by architects, landscape architects, engineers, surveyors, mapmakers and other professionals in building and ...
In their study, Mora, Mora, and Philippot cite four reasons for the "over-use" of detachment: the 19th-century division of the arts that privileged a "painting" divorced from its architectural and historical context; insensitivity to the aesthetic consequences, often partially concealed by restorers; the curiosity of art historians looking for sinopie; or perceived savings relating to the ...
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Upon obtaining such knowledge, the online host must act expeditiously to remove or to disable access to the information. [16] The Directive does not set out notice and takedown procedures but it envisaged the development of such a process because online hosts who fail to act expeditiously upon notification lose limited liability protection.