General Items

• Time*Humidity*Temperature degradation of magnetic tape
• (OffSite) Troubles in computer conservation: some examples from Computer Museum, University of Amsterdam, The Netherlands discusses rugger rollers, Capstans, Cable sleeves, Battery backed-up RAM, Poor storage conditions, Defective harddisks, Poor choice of display method (materials), Development of rust on a steel surface. Spotted by Kevin Appert.
• (OffSite) Basic Paper Treatments for Printed Book Materials Spotted by Al Kossow
• (OffSite) Kodak motion picture film storage

Time*Humidity*Temperature degradation of magnetic tape

Interesting web sites Magnetic Tape Storage and Handling A Guide for Libraries and Archives Estimation of Magnetic Tape Life Expectancies (LEs) Figure 10. from above document. Kodak - Technical Data - VHS Video Cassettes "Storing tapes at 70 degrees F (40-percent RH or lower) can keep them healthy for 30 years or more." Technical Questions Answered

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Updated Feb, 2011
If you have comments or suggestions, Send e-mail to Ed Thelen.