Keywords
30s, 50s, 60s, 70s, adult education, adult students, african, campus, caucasian, class, classroom, college, color, colour, concentrating, education, fifties, five people, folder, group, higher learning, horizontal, image, indoors, learning, lesson, looking down, man, mature students, mid adult, middle aged, notepad, notes, paper, pen, ring binder, senior adult, seventies, sitting, sixties, students, studying, table, thirties, together, university, woman, working, writing, stock image, images, royalty free photo, stock photos, stock photograph, stock photographs, picture, pictures, graphic, graphics, fine art prints, print, poster, posters, mural, wall murals, u11591085