Od IgorVetushko 7360x4912 px
ID fotografie z fotobanky: 178886874
Smiling grey hair professor holding piece of chalk
Senior lecturer holding piece of chalk and looking away
Grey hair professor pointing on something at lecture hall
Side view of grey hair professor drawing with piece of chalk at blackboard
Smiling grey hair professor holding stack of books with apple on top
Smiling grey hair professor sitting on table with laptop
Senior lecturer pointing on something in lecture room
Senior lecturer holding book and looking away
Elderly man in bow tie and blue jacket using smartphone isolated on grey
Serious senior man in tweed suit and glasses looking at camera
Portrait of smiling grey hair man looking at camera at home
Pensive handsome grey hair man holding book and looking at camera
Cropped shot of senior man with pencil and sheet of paper
Positive senior man talking on smartphone and pointing with finger isolated on grey
Elderly man in shirt and jacket using smartphone isolated on grey
Bearded senior writer reading manuscript with magnifying glass