This is related to the Peasant Character Studies that Van Gogh worked on during the same time period.
To do so was not something taught in art schools, he wrote, a reflection of his frustrated by traditionalists who focused on technique more than the essence of the subject matter.
[4] During the winter in Nuenen Van Gogh worked on character studies of the local peasants.
[5] Van Gogh's character studies culminated in his famous painting The Potato Eaters.
[8] Media related to Cottages, Vincent van Gogh serie 1883 - 1885 at Wikimedia Commons