Collotype workshops / collotype teaching :
Museum of the Printing office of Nantes (France)
HIGH SCHOOL LES IRIS of LORMONT – 33 (FRANCE)
Contribution to the rehabilitation of a old printing process “la Phototypie”
Collotype database University of Bristol (England) : Collotype at University of th West of England
Video chinese : manual collotype worker on lithographic press
Introduction to collotype September 2012 (workshop Benrido – Japan)