ID: DGA3952949

Carbonized remains of Nieuport biplane piloted by Sergeant Ghelli, World War I, Italy, 20th century

ID: DGA3952950

Remains of Austrian plane brought down on June 27, 1916, World War I, Italy, 20th century

ID: DGA3952955

Austrian Fighter brought down during aerial combat, plunged onto house on enemy territory, photo found on Austrian prisoner, World War I, Italy, 20th century

ID: DGA3952956

Austrian Fighter brought down during aerial combat, plunged in enemy territory, photo found on Austrian prisoner, World War I, Italy, 20th century

ID: DGA3952758

Taken Austrian seaplane, World War I, Italy, 20th century

ID: DGA3952759

Italian lookout at Mount Cornone, World War I, Italy, 20th century

ID: DGA3952770

Caproni Ca 44 biplane bomber, World War I, Italy, 20th century

ID: DGA3952787

Italian cannons mounted on pontoon floating on Isonzo River, World War I, Italy, 20th century

ID: DGA3952788

FBA Type H seaplane of Italian Army, World War I, Italy, 20th century

ID: DGA3952796

Italian barrack covered with snow, high in mountains, World War I, Italy, 20th century

ID: DGA3952798

Road camouflaged by Italian Army, Valsugana, World War I, Italy, 20th century

ID: DGA3952836

Sled-ambulance in Cadore, snow landscape, World War I, Italy, 20th century

ID: DGA3952838

Cable car view from inside of departure station, World War I, Italy, 20th century

ID: DGA3952842

Construction of barbed wired fences on mountains, World War I, Italy, 20th Century

ID: DGA3952848

Italian soldiers on mule track in snow, World War I, Italy, 20th century

ID: DGA3952855

Camp of Italian soldiers in Carli square in Asiago, 1918, World War I, Italy, 20th century

ID: DGA3952856

Italian soldier on lookout at Ombrettola Pass, snow landscape, Dolomites, World War I, Italy, 20th century

ID: DGA3931894

Golden ratio: balanced subdivision of golden number, 1978

Mandel, Gabriel (1924-2010)

ID: DGA3931897

Ship's generator, 1940

Bucci, Anselmo (1887-1955)

ID: DGA3931874

Witching hour

Carlo, Aletti (20th century)

ID: DGA3931884

Old Milan: Duomo, 1978

Pigoli (20th century)

ID: DGA3931885

Ten plagues of Egypt or Sixth Plague, 1977

Filone, Arnaldo (1915-85)

ID: DGA3931888

Veil over Venice

Bonazzoli, B. (20th century)

ID: DGA3931891

Double flower, 1973

Mandel, Gabriel (1924-2010)

ID: DGA3931892

Talisman - Everyone is maker of their own fortune, 1978

Mandel, Gabriel (1924-2010)

ID: DGA3953603

Portrait of British poet James Thomson (1700-1748), 1836 (engraving)

ID: DGA3953160

Viktor Kaplan (1876-1934), Austrian engineer and inventor, photograph

ID: DGA3953163

Portrait of Joseph Marie Charles, called Jacquard (1752-1834), French weaver and inventor of Jacquard loom, engraving by Guadagnini

French School, (19th century)

ID: DGA3953165

Portrait of Oliver Heaviside (1850-1925), British mathematician, physicist and engineer, engraving

ID: DGA3953174

Portrait of Galileo Galilei (1564-1642), Italian physicist, philosopher, astronomer and mathematician, engraving by Spagnoli

ID: DGA3953179

Portrait of Galileo Ferraris (1847-1897), Italian engineer and physicist, engraving by Turletti

ID: DGA3953183

Portrait of Rene Descartes known as Descartes (1596-1650), French philosopher and mathematician, engraving

ID: DGA3953184

Portrait of Salvino D'Armato degli Armat (?-1317), sometimes credited with invention of eyeglasses, engraving by Gustave

ID: DGA3953192

Portrait of Pietro de' Crescenzi also known as Pier Crescenzio (1233-1320), Italian writer and agronomist, engraving by Magri and Spagnoli

ID: DGA3953199

Portrait of Andrea Cesalpino (1519-1603), Italian physician, philosopher and botanist, engraving by Conqui

ID: DGA3953202

Portrait of Georges-Louis Leclerc de Buffon (1707-1788), French naturalist and mathematician, engraving by Guadagnini