Keywords
50s, 60s, 70s, adult education, adult students, book, bookshelf, campus, caucasian, class, college, color, colour, education, fifties, four people, group, happy, higher learning, horizontal, image, indoors, information, leaning, learning, library, looking at camera, mature student, mature students, middle aged, portrait, senior adult, seventies, sixties, smiling, standing, student, university, 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, u11955831