Three pachychilus lacustris morelet shells from 1849

Drawing of a man&#39;s torso with a diagram of the structure of a boat

Black and white drawing of a nativity scene with a group of people…

Black and white drawing of a floral design in the middle of a frame

Bee sitting on top of a piece of paper with a barcode on it

Honey bee perched atop a white surface

Pair of dragonflies sitting on top of each other against a white…

Drawing of a building with trees in the foreground

Close up of a small insect on a rock