Collection of 36 maple and fruit wood crystal- and geometric
models (size ranging from 3 to 4 cm) in paper covered
wooden case (22.5 x 19 x 6 cm). The sliding lid of the
case is covered with a colored lithograph depicting a
teacher with two students studying a collection of crystal
models. Text on the lithograph "Krijstallographie.
| Crystallographie, Crystallography". The box also
contains a paper (41.7 x 33.8 cm, folded twice to fit
in the case) with 8 unfoldings to make paper crystal models.
Collection: private collection