Giovanni Antonio Galli Giovanni Antonio Galli Giovanni Antonio Galli (1708–1782) was a physician who pioneered the teaching of obstetrics in Bologna using three-dimensional models. Giovanni Antonio Galli was born in 1708. He was appointed a Professor in the School of Surgery of the University of Bologna. Galli opened a school on obstetrics in his house. He encouraged Anna Morandi Manzolini, wife and assistant of the wax anatomical modeler Giovanni Manzolini, to give private lectures on anatomy. She had learned from her husband and from her own experience in dissection, and gained a European reputation. Anna Morandi was widowed in 1755. Soon after, she
Manzolini Libellula Manzolini Libellula The Manzolini Libellula was a 1950s Italian co-axial twin-rotor helicopter designed by Ettore Manzolini. "Libellula" is the Italian word for "Dragonfly". Ettore Manzolini established a company in Rome, Italy to develop a helicopter he had designed. The design was the Manzolini Libellula an unusual co-axial helicopter. The co-axial arrangement eliminating the need for an anti-torque rotor allowed the helicopter to have a twin fin arrangement. The Libellula (Registered I-MANZ) first flew on 7 January 1952. An improved version was the single-seat Libellula II which went on to gain Italian certification on 15 October 1962. A three-seater version (the