Усміхнений старший викладач стоїть в класі і дивиться на камеру - Стокове фото та зображення

Smiling grey hair professor sitting on table in lecture room

Senior lecturer standing between falling crumpled pieces of paper

Grey hair professor sitting on table in lecture room and holding book

Smiling grey hair professor standing in lecture room and looking at camera

Cropped image of thoughtful senior lecturer sitting at table with pencil and notebook

Smiling grey hair professor holding stack of books with apple on top

Grey hair librarian holding book and leaning on shelf

Senior lecturer holding piece of chalk and looking away

Handsome grey hair man sitting in armchair, holding old photos and looking away

Handsome grey hair man holding book and looking at camera at home

Elderly man in shirt and jacket using smartphone isolated on grey

Smiling senior man in shirt and jacket pulling hand at camera on blurred foreground isolated on grey

Senior man smiling at camera while holding headphones isolated on grey

Smiling senior man looking at camera while touching jacket isolated on grey

Adult son and senior father sitting on sofa and looking at camera at home

Happy bearded speaker in glasses talking near microphones and brick wall