Antiguo microscopio de estudiante de tambor de campo de latón con caja original, lentes, diapositivas

I very good Antique condition overall. Working well and has a very clear view (see picture). All age related wear. Most likely French made. Original mahogany/walnut wood Box/case with 2 lenses and an original slide with what looks like small iridescent feather (see pic).

eBay