Similar constructions dated from the 1st to 3rd centuries have been found in Salzburg and northeastern France, so such mechanisms were, it is presumed, fairly widespread among Romans.
Konstruksi serupa dari abad 1 sampai abad ke-3M telah ditemukan di Salzburg dan timur laut Prancis, jadi mekanisme seperti itu, dianggap, cukup luas di kalangan orang-orang Romawi.