Belgian polyedre shape piece de maitrise 
Belgian polyedre shape piece de maitrise, 21th C
Dutch polyedre tinplate containers by M.C. Escher 
Dutch polyedre tinplate containers by M.C. Escher, 20th C
Set of three zinc pieces de maitrise 
Set of three zinc pieces de maitrise, 20th C
Belgian polyedre shape piece de maitrise 
Belgian polyedre shape piece de maitrise, 21th C
Whale vertebrae mounted on stand 
Whale vertebrae mounted on stand, 19th C
Whale vertebrae mounted on stand 
Whale vertebrae mounted on stand, 19th C
Skull of a wolf 
Skull of a wolf, 19th C
Skull of a black bear 
Skull of a black bear, 19th C
French ships globular lantern 
French ships globular lantern, 18th C
English mahogany William IV folio stand 
English mahogany William IV folio stand, 19th C
French Renaissance engraved and cast iron sundial 
French Renaissance engraved and cast iron sundial, 17th C