Oil paint on wood panel.
Oil paint on wood panel.
potato skins
Leonardo da vinci used oil paints
He did not draw paintings, he painted them.
ochre rocks were used to paint on walls
It was watert paintings
for the Mona Lisa he used "oil plants". This was first used in the Late Middle Ages, and then adopted by cultures all over the world.
The artists that specialized in distorted painting used the "anamorphosis" style paintings. This style of painting showed a distorted vantage point and perspective. Some artists that specialized in this form of painting were Leonardo De Vinci (Leonardo's Eye) and Hans Holbein the Younger (The Ambassadors).
Geore Stubbs used oils, pine resin, and beeswax in his paintings.
Oil paintings on canvas sometimes acrylic on canvas. Also silk screening, Printing and slide projections he also used!
pigments from minerals; oxidized metals including manganese, iron; charcoal from wood or bones
Leonardo da Vinci wasn't known for his mathematical discoveries, but he did collaborate with Luca Pacioli, the mathematician who wrote The Divide Proportion. He drew illustrations of regular solids for this book. He may have used the golden ratio in sketches and paintings.