Public domain photos

The image shows a ruler with a number of small pieces of pottery arranged on top of it, along with a scale and text at the bottom. The pottery pieces appear to be arrowheads, with a variety of shapes and sizes.

The image shows a ruler with a number of small pieces of pottery arranged on top of it, along with a scale and text at the bottom. The pottery pieces appear to be arrowheads, with a variety of shapes and sizes.Open in library