Recorded: Thursday, October 3,, 2019
Archive | August, 2019
Four webinar course, originally recorded October 10 – October 31, 2019.
Contaminated Collections:Preservation, Access and Use, Preservation of Native American and Historical Natural History Collections Contaminated with Pesticide Residues Source: Society for the Preservation of Natural History Collections (SPNHC) Proceedings of a Symposium Held at the National Conservation Training Center (NCTC), Shepherdstown, West Virginia, April 6-9, 2001 On 6–9 April 2001, Native Americans and preservation professionals, […]
How to Make and Use Precipitated Calcium Carbonate Silver Polish Source: This video was created by the Canadian Conservation Institute and is included in CCI Note 9/11 How to Make and Use a Precipitated Calcium Carbonate Silver Polish. This video and the cited Note discuss how to prepare and use silver polish made with precipitated […]
Silver – Care and Tarnish Removal Source: Canadian Conservation Institute (CCI) Notes 9/7 A thin layer of dark tarnish can quickly destroy the surface lustre of silver. This layer consists mainly of black silver sulphide, and is caused by sulphur containing compounds such as hydrogen sulphide in the air. Tarnish can be removed from silver […]