Explore Leonardo da Vinci's most famous works like the Mona Lisa, as well as his drawings and unfinished works. In 1517, Leonardo showed a visitor a portrait of Lisa del Giocondo, the wife of a ...

So, you still get that lovely tear-drop shaped metal gear lever that feels sweet in the palm of your hand. Well, most of the time – it’s bloody freezing on a winter’s morning, but we’d put ...

3d rendering Industrial equipment icons - flange, gear, bearing, pump Industrial equipment icons set in thin line - flange, gear, bearing and pump ball bearing factory stock illustrations Industrial ...