Specimen of a plant with brown leaves on a white surface

Open book with a variety of beetles on it

Black and white drawing of a man in a military uniform

Black and white engraving of a man with his hands clasped in prayer

Specimen of a plant with green leaves on a white background

Black and white drawing of a man in a suit

Close up of a leaf on a piece of paper with a ruler next to it

Specimen of a plant with green leaves on a piece of paper

Black and white drawing of a small town nestled in the mountains