[Nhcoll-l] vanishing ink

[Simon Moore]

Try an Untra-violet light/lamp.

With all good wishes, Simon.

Simon Moore MIScT, RSci, FLS, ACR
Conservator of Natural Sciences and Cutlery Historian,
www.natural-history-conservation.com

----- Original Message ----- 
From: "ROUILLARD Thomas" <Thomas.Rouillard at ville.angers.fr>
To: <nhcoll-l at mailman.yale.edu>
Sent: Tuesday, June 18, 2013 10:22 AM
Subject: [Nhcoll-l] vanishing ink


Dear colleagues

We are making an inventory of a fruit collection (jars from 1900-1905) which 
external labels have turned yellow (in fact brown) ; some are illegible.
Is there a way to reveal the faded ink ?  (chimical or light based)

Thanks a lot


Thomas Rouillard

Muséum des sciences naturelles d'Angers
43 rue Jules Guitton 49100 Angers
tel. 02 41 05 48 54 fax. 02 41 05 48 51
thomas.rouillard at ville.angers.fr
http://www.angers.fr/museum

Herbarium - Département botanique
Arboretum Gaston Allard
9 rue du Château d'Orgemont 49000 Angers
tel. 02 41 44 06 84
musee.botanique at ville.angers.fr

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