He stated in his advertising that "The reimpressions are printed one at a time on plates carefully prepared, and on paper of the period of the originals, which is deceiving to the eye of the greatest connoisseur and most expert.
[1] In 1894 Goegg registered a new trademark under the name Louis-Henri Mercier, possibly so as to fit in better in French-speaking Geneva and that was the name he used thereafter.
[1] Although Mercier's forgeries were of high quality, his business was not financially successful and eventually he became bankrupt.
François Fournier purchased Mercier's stock from the Office of Bankruptcy in 1904 and used it to start his own forgery business.
[2] Fournier boasted of the medals his stock had won in international philatelic competitions, however, those awards had in fact been won by Mercier for his work and included six crosses of merit, one insignia of honour, eight gold medals, four grand prizes and six diplomas of honour.