It allowed you to see #three-dimensional #images

overall height 46 cm

antique #paperknife #artnouveau #1920s with #Prussianeagle #silver #plated and marked on the back

historic manufacturer of #antiquetelephones since the #latenineteenth century

Pompa a vuoto medica trittico da camino It allowed you to seeHere we are with the most loved column the #whatisit! What on earth is this #ancient #medical #instrument from the #earlytwentiethcentury? It is a #vacuumpump! As you can see, the box contains: a #pump with piston, three #ancientvalves and three #ancientglassbells. The attempt used especially in #anti pharmaceutical #bodies was to suck the air from under the bells to "isolate" the medicines and preparations! #unique piece to be exhibited, this