Foundation work
Projekte, Die die Bettina Heinen-Ayech Foundation bereits initiert und gefördert hat
Listing in the Swiss Web Archive
Website project of the protagonists of the Artists' Colony
History of the "Black House"
Dendrochronological age determination
Digitalisation of the picture library
Book Project "Bettina Heinen-Ayech and the Artists' Colony"
Book project "The painters of Egmond"
Art magazine "Artprofil
Research Project National Chamber of Culture
Lost Art - Provenance Research
Information board "Black House"
Friends of Erwin Bowien e.V.
Film production of the war diary by Erwin Bowien
