Von IgorVetushko 7360x4912 px
Stockfoto-ID: 178883488
Smiling grey hair professor holding paper plane in lecture hall
Thoughtful senior lecturer sitting at table with pencil and notebook
Smiling grey hair professor looking at smartphone in lecture room
Senior lecturer showing idea gesture
Senior lecturer writing something on blackboard and showing one finger up
Senior lecturer holding book and looking away
Old teacher sitting in the classroom
Cheerful businessman in glasses voting near brick wall
Pensive handsome grey hair man thinking and looking at chessboard at home
Handsome grey hair man reading book at home
High angle view of handsome grey hair man reading business newspaper on sofa at home
Adult son and senior father gesturing while playing chess at home
Senior man in tweed suit reading notes in notebook with magnifying glass
Handsome grey hair man sitting on sofa and holding book
Serious senior man writing in notebook with pencil
Thoughtful senior man with pencil and sheet of paper in front of white brick wall