Freezing glass plate negatives

Martha Little <mlittle<-a t->sonic< . >net> writes

>Does anyone have experience freezing glass plate negatives?  Would
>this be acceptable procedure for them?  If so, are there specific
>guidelines we should follow (such as how slowly to bring up the
>temperature afterwards, whether to seal each box in a plastic bag,
>etc.)?  ...

Freezing is not recommended.  I researched the topic for public
libraries dealing with bed bug infestations and listed the types of
material that should not be frozen.

    <URL:http://costep.cslib.org/wp-content/uploads/2013/05/Bed-Bug-and-Pest-control-2012-handout.pdf>

Jane F. Cullinane
Preservation, Digital Projects and CDNP
Connecticut State Library
231 Capitol Ave.
Hartford CT 06106
860-757-6524
Fax: 860-757-6559


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                  Conservation DistList Instance 28:21
                 Distributed: Friday, October 24, 2014
                       Message Id: cdl-28-22-003
                                  ***