Keywords
50s, 60s, 70s, adult education, adult students, campus, caucasian, class, classroom, college, color, colour, communication, computer, computers, concentrating, connection, education, female, fifties, four people, group, higher learning, horizontal, image, indoors, information, learning, lesson, mature students, men, middle aged, profile, senior adult, seventies, side view, sitting, sixties, student, students, studying, technology, typing, university, woman, women, 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, u22586290