Close up of a trilobite fossil on a piece of paper

Black and white drawing of a woman standing in front of a window

White surface with a box containing two rocks

White surface with a ruler and a bunch of shells on it

Collage of three images of a small rock with a black background

Piece of paper with a drawing of a cross section of a building

Open book with an illuminated manuscript featuring a floral design

Drawing of a woman in a dress sitting on a chair

Stone marker in the middle of a grassy field