The Daguerreian Society Quarterly; vol. 26, April-June 2014, no. 2.
Cecil, PA
The Daguerreian Society
2014
8-10
stapled
2 ill.
Zeitschriftenbeitrag
1072-8600
Text engl. - The article states a necessary alertness on the side of museum curators who display daguerreotypes, as contrary to former beliefs some may change properties under lighting conditions.