This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
FMIB Washboard Quadrula Heros size by Inches.jpeg check categories September Washboard Quadrula Heros size by Inches Five dozen buttons were cut from the entire shell Subject Mussel fisheriesEquipment and supplies Pearl button industry Tag Shellfish Cite book Mussel Resources of the Illinois River Danglade Ernest Washington