Public domain photos

The image shows four men in suits and ties standing next to each other, with one of them holding a paper in his hand. At the bottom of the image, there is some text which reads "Lecture". The men are depicted in a sketch-like style, with detailed facial features and clothing.

The image shows four men in suits and ties standing next to each other, with one of them holding a paper in his hand. At the bottom of the image, there is some text which reads "Lecture". The men are depicted in a sketch-like style, with detailed facial features and clothing.Open in library