Tesaurus d'Art i Arquitectura Getty Institute 0000-00-00 2024-01-24 15:40:44 en hydraulises300042815hydraulihydraulishydrauloihydraulushydrauluses Ancient pneumatic organs in which water was used to control the wind pressure. They first developed in Greece in the 3rd century BCE and were in use throughout the Roman Empire. hidraulus hidraulus 2026-03-30 20:46:14