[alt-photo] Daguerrotypes and Herschel - a question for a photohistorian

Alternative Photography alternativephotography at gmail.com
Tue Aug 30 20:22:18 GMT 2011

I have a question...
Any photohistorians out there? Would you happen to know if daguerrotypes
were permanent before Herschel got involved? Or where they only able to fix
it after Herschel invented hypo?
All the best,

¸.•´¸.•*´¨) ¸.•*¨)
(¸.•´ (¸.•*Malin Fabbri
Editor, AlternativePhotography.com
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