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Print restoration and picture cleaning : an illustrated practical guide to the restoration of all kinds of prints; together with chapters on cleaning water-colours, print "fakes" and their detection, anomalies in print values, and prints to collect
London : Gill, 1911
UB Heidelberg , Bibliographie FAKE
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Holy hoaxes : a beautiful deception : celebrating William M. Voelkle's collecting
Paris; New York; Chicago : Les Enluminures, [2023]
Bibliographie FAKE , UB Heidelberg