https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13983126![Six pictures of skeletons engaged in group games. Etching after W.F.E. Liardet.](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djZjI0OWV6aGctaW1hZ2UuanBn.jpg)
![Six pictures of skeletons engaged in group games. Etching after W.F.E. Liardet.](https://images.rawpixel.com/image_social_landscape/cHJpdmF0ZS9sci9pbWFnZXMvd2Vic2l0ZS8yMDI0LTAyL2xyL3djZjI0OWV6aGctaW1hZ2UuanBn.jpg)
Six pictures of skeletons engaged in group games. Etching after W.F.E. Liardet.
Six pictures of skeletons engaged in group games. Etching after W.F.E. Liardet.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use