 However, seeing its entrance, one can understand that the attempt to search for the precious metal was done at least on two levels before abandoning it.The workers hired for the realization of this activities ranged from 10 to 14 managed by an assistant who was paid monthly with a pay of 100 pounds, those of the workers did not exceed 1 - 2 lire pro die.The dealer of the mine was a certain Bertino di Settimo Tavagnasco.