Update Etna class cruiser

Etna was the only survivor of a class of four protected cruisers dating from 1885-1888. Designed by Carlo Vigna and George Rendel, they were based on the Giovanni Bausan of 1883, herself largely based on a Sir W G Armstrong Mitchell & Co.’s Elswick design. Most importantly, they were built in Italian shipyards, gaining considerable knowledge in the process for this kind of ships (British exports of cruisers had been particularly successful). Ettore Fieramosca, was slightly longer than the others at 290 feet (88.4 m). For the others normal figures were 283 feet 6 inches between perpendiculars, 42 feet 6 inches in beam and 19 feet of draft. They had been armed originally two 254 mm guns, six 152 mm, five 57 mm, five 37 mm, 1 Revolver cannon, 2 machine guns and two to three torpedo tubes. Propellers were fed by two horizontal compound steam engines and four double-ended cylindrical boilers. They could reach on trials 17–17.8 knots (31.5–33.0 km/h; 19.6–20.5 mph). …

Major Update of the 2017 article