Liikemies seisoo selkä ja piirustus tyhjä liitutaulu - Kuvapankin valokuva ja kuva

Businessman drawing on blank black chalkboard with gray concrete wall and floor background

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard

Businessman drawing on blank blackboard

Businessman drawing on blank black chalkboard with dark green wood wall and floor background

Businessman drawing on a blank blackboard, close up

Rear view of the man who is going to write something on the black chalkboard. Wooden floor and concrete wall. A concept of the beginning of new academic year. A class room.

Rear view of businessman looking at chalkboard

Chalk board with chalk traces on wall

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businesswoman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businesswoman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard

Rear view of businessman looking at chalkboard