nine frames hanging on a wall

nine frames hanging on a wall. The frames are made of light brown wood and each contains a piece of paper that is covered in handwritten notes and receipts, except for one frame, which contains a piece of paper printed with the title “La Petite Soeur Promenait” in dark green lettering. The frames are arranged in three rows of three. The wall is painted in a light green color. This is a display in the Museu d'Art Contemporani de Barcelona, located at the coordinates 41.437, 2.22 in the city of Santa Coloma de Gramenet, Spain.