How to Properly Store Microfilm
Storing microfilm or microfiche is an easy task. When proper methods are used, microfilm can be expected to last over 100 years. While the government uses such methods as limestone cave storage, the average user does not need to go to such extremes.
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Instructions
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Isolate the master copy. The master copy should not be used for image retrieval. There should be working copies created for this purpose. The storage of master copies will be the focus of this article.
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Choose a storage location. Temperature and humidity are the primary concerns when you select a location. The temperature should at no time be allowed to go over 70 degrees Fahrenheit (21 celsius). Humidity should remain between 20 percent and 50 percent, with a target of 30 percent.
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Select the proper storage container. This should be a sealed container with a neutral pH. These containers should be placed in a steel filing cabinet. All items inside the cabinet should maintain a neutral pH.
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Store working copies in a separate location. Wear gloves when handling microfilm. Make no more than five working copies from the master copy. Make additional working copies from existing working copies.
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Consider converting microfilm to digital media using a microfilm conversion service. The storage costs for microfilm are lower than that of digital, but the retrieval costs are higher. A bulk conversion will save money over time for larger collections.
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Tips & Warnings
Take care when handling microfilm. Most damage occurs during the handling process.
References
- Photo Credit http://www.libraryinjonesboro.org/gencollection.html
