BELGIUM
First stratospheric flight
Plaquettes (2), in bronze, by Demanet, 75 x 52 mm, 1931, conjoined busts of Doctor Kipfer and Professor Piccard left, rev. inscriptions in eight lines, F.N.R.S., Université Libre de Bruxelles.
PROVENANCE: Collection Anvers.
Rare, thin scratches, about extremely fine to extremely fine. (2)