This picture of Auguste Renoir shows the quintessential subject of the Impressionists, ordinary people doing ordinary things.
Elevation of the common man to high art, though acceptance of this had not quite taken off in 1876.
Here people are dancing at the Moulin de la Galette on Montmartre.
Dappled sunlight plays on the people and motion is suggested by the activity going on.
Painting outdoors was a new innovation due to the invention of oil paints in tubes, rather than artists having to grind their colors and mix them in the stucio.