Muriel Gaggini has done research on manuscripts for more than 10 years
in the most prestigious libraries
of Europe and in America.

She has been a full-time researcher/reader at the National library of France,
(Richelieu, Arsenal, Louvre, Opera Garnier) and at the Mazarine Library of Paris,
with more than 3,300 hours spent on manuscripts hand analysis,
the study of paleography and heraldry.

Bibliotheque Universitaire de Geneve (1985/1987)	Medici Library Florence Biblioteca Laurenziana (1986)
Abbey Library of St.Gall　(1987)	University of Miami (Ohio) (1988)
British Library (1988)
The New York Academy of Medicine Library (1993)	Site Richelieu Bibliotheque Nationale de France Manuscripts Department (1995-1997)
Bibliotheque Mazarine - Salle de lecture (1995-1997)
Le Louvre - Departement des Archives (1995-1997)	Bibliotheque de l'Arsenal - Salle de travail (1995-1997)
Opera Garnier - Musee de l'Opera Salle de lecture (1995-1997)	Osterreichische Nationalbibliothek (2005)