Alvaro Rinaldi (b. 1926) has been a topographer at the Military Geographic Institute of Florence for 40 years. He is fond of astronomy and sundials. He erected the sundials at the astronomical observatory of Montagna Pistoiese at San Marcello.
Avastatud: 1-1-2000 Avastamiskoht: San Marcello Avastajad: Tesi, L., Boattini, A.