"Each part of the world recapitulates, shares in and experiences the history of the world as a whole"
Fernand Braudel

Calibrated Flow Measurement Box

datation
18th century
provenance
Tbd
area
period
themes

It was used in Aguas Livres Aqueduct until the beginning of the 19th century before the adoption of the decimal metric system.

The eight water exits have the following diameters:

8,4mm – 9,2mm – 10,9mm – 15,1mm – 22,9 mm – 33,7mm – 48,6mm – 66,9mm.

see also