One of Leonardo da Vinci's designs for an Ornithopter , by leonardo da vinci , 1489 , design , Early Renaissance style , from the series Paris Manuscript B , instruments and mechanisms, designs and sketches, aircrafts, Text, Sketch, Line
A drawing of a flying object on a piece of paper.
A piece of paper has a drawing of a plane on it. The paper is yellowed with age. The drawing is done in brown ink. There are lines drawn on the paper. There is writing on the bottom of the paper in black ink.