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Problems in Tropic – 2

In general high tropical temperatures (and relative humidity) play a major role in accelerating the rate of chemical and biological eradiation as well as providing a vital atmosphere for the multiplication of tropical insects. According to the director of the National Preservation Office of the Australian National Library, there are several factors that make archival […]

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Problems in Tropic – 1

Introduction Our heritage is all that we know of ourselves, what we preserve of it, our only record. That record is our beacon in the darkness of time, the light that guides our steps. Conservation is the means by which we preserve it. It is a commitment not only to the past, but also to […]

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Records Preservation and Conservation -4

Microfilm,          If a source of information, such as a book or a paper document, cannot be maintained in its original format, conversion to another medium is considered an option. Microform technology is an alternative format that preserves information and the intellectual content of materials. Micro-forms are considered to be one of the most stable […]

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Records Preservation and Conservation -3

Phonograph Records,           Sound recordings or phonograph records preserve information through music and recorded voice and allow such material to remain accessible over time. Recordings have been made on wax and metal cylinders, and on disks made of aluminum, glass, and vinyl. The sound signal is stored within the grooves of recording and is released […]

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Records Preservation and Conservation -2

Photographs,         Photographs record and store information regarding events, history, and people and provide through study a basis for the development of new information. Photographs are also an art form, comprising images created with a variety of techniques, such as the daguerreotype, tintype, and black-and-white and color prints. The process used to create each format […]

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Records Preservation and Conservation -1

Introduction:       Information has been recorded throughout time in wide a variety of formats as human knowledge, ability and skills developed.  Cave paintings, papyrus scrolls, handwritten manuscripts, and visual or sound recordings in various languages and formats provide information to people and allow knowledge acquired by one generation to be passed to the following generation. […]

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Definitions of Archives – 2

Archives: and their importance. In Archives, the various archival materials are generated during the course of administration of the state as well as central government. In India, there is a tremendous growth of Archival information. The rich information needs to be processed very systematically so that the needy person could access it very easily and […]

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Definitions of Archives – 1

INTRODUCTION: Since the dawn of civilization human beings have communicated through gestures, symbols, sounds, words and written media like clay tablets, papyrus, parchment, and palm leaf. The beginning of the 15th century heralded the use of printed books and journals and of late through electronic media. During the past two thousand years of human history, […]

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Non Aqueous Deacidification in general

 Introduction De-acidification refers to chemical treatments meant to slow down the acid hydrolysis and embrittlement of books and paper documents that had been printed on acidic paper. From the early 1800s up to about 1990, papermakers used aluminum sulfate, an acidic compound, in most printing papers. Certain deacidification methods use non-aqueous media to distribute alkaline […]

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Microphotography in Archives -1

Introduction     Microphotography refers to the process by which documents, records, and other archival sources are photographed into a miniature or microscopic size. [1] They have many applications in science and industry, the most extensive being the microphotographic reproduction of documents. The advantages of the use of photographic reduction in recording documents are so obvious […]

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