Old book with a drawing of a man holding a baby in his arms

Black and white engraving of a woman in a dress

Black and white drawing of a garden with a fountain in the middle

Paper with a drawing of various types of radiotelegraphs on it

Old book with a drawing of a circle in the middle of it

Black and white portrait of Jacob Reinbold Spielmann

Old black and white photo of a man sitting in a chair

Group of hot air balloons flying over a body of water

Black and white photo of a tall tower perched atop a hill