Restoration graphics

[Марина13]

Your image Repin can whiten chloramine (he hlorantion), which was said. White powder, sold in pharmacies. If there is no you advise similar means - you can take! Dilute in water (destilirovannoy) 5-7%p-p. It is desirable to find a dish in which to fit your image all without bending and not piecemeal. The main long time to keep in solution, because paper can greatly raskisnut and tear when it will be taken out. For drying stock up lots of filter paper, pure white color. To dry under the pressure of shifting layers of paper with two sides and changing the periodicity 1-2 hours
Hlorantion only suitable for pencil drawings. Spots with watercolors or other color graphics can try to remove with a cotton swab dipped in a solution of 96%alcohol.
Here are a couple of examples: