https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/9085747![Ichnographs from the Sandstone of Connecticut River](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL21ldDI2NjI1Mi1pbWFnZS5qcGc.jpg)
![Ichnographs from the Sandstone of Connecticut River](https://images.rawpixel.com/image_social_square/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDIzLTAzL21ldDI2NjI1Mi1pbWFnZS5qcGc.jpg)
Ichnographs from the Sandstone of Connecticut River
Ichnographs from the Sandstone of Connecticut River
Original public domain image from The MET
Public DomainFree CC0 image for Personal and Business use