VAN GIFFEN EN DE PLOEG 1918-1922
In the early history of the Biologisch-Archaeologisch Instituut two members of the Groningen artists' circle De Ploeg (The Plough), Jan Wiegers and Jan Derksen Staats, played a role as temporary assistants of professor A.E. van Giffen. Both left a work of art at the lnstitute. The paper discusses the nature of their relationship with Van Giffen.