School backgrounds. A stack of books, stationery, a desk lamp, a paper clip. Set of flat, vector illustrations. Back to School. Elements and objects on school themes, simple background for poster. Shutterstock .eps vector - School backgrounds. A stack of books, stationery, a desk lamp, a paper clip. Set of flat, vector illustrations. Back to School. Elements and objects on school themes, simple background for poster. - ID: 1962774379