Not a fact .
Indeed Oreshkova inks have a high acidity , burning out over time, the paper , but if the ink is too thick , they may also fade . Burns will remain only in the area zatekov . A really good drawing paper to burn through the last 200 years ... to put it mildly , a very rare case. Often found similar documents in paper thin and very poor storage conditions.
I do not think that in this figure indicated the owner would see your characteristics .
(Although I also think that it's not Tolstoy )
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