Showcase museum cabinet of curisity

Rare showcase around 1930 from a museum of natural history (known history), all solid oak, entirely original and restored by a qualified professional, superb patina, all drawers behind the scenes perfectly, the upper windows all lock, note that the windows with sloping pans do not lock, the furniture is very heavy, the top part dissociates from the bottom. High-depth part 0m27. Low-rise 1m10.