The 19thC fashion for decorating glass so that it resembles porcelain. Prints were glued to the inside of glass vases which were then overglazed in white. Found on http://www.encyclo.co.uk/visitor-contributions.php
Po`ti·cho·ma'ni·aPo`ti*cho*ma'nie noun [ French potichomanie ; potiche a porcelain vase + manie mania.] The art or process of coating the inside of glass vessels with engravings or paintings, so as to give them the appearance of painted ware. Found on http://www.encyclo.co.uk/webster/P/137
potichomania The craze for imitating Japanese or other porcelain by covering the inner surface of glass vessels, etc., with designs on paper or sheet gelatin; the process of doing this. Found on http://www.wordinfo.info/words/index/info/view_unit/2735/17