Laboratory glasses. Three glasses containing chemical solutions.

---

Size: 4424px × 4494px
Photo credit: © KEVIN CURTIS/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: -, 1800s, 1884, 19th, adult, america, american, americans, anthropological, anthropology, artwork, black, black--white, century, device, equipment, heart, historical, history, holding, human, illustration, incan, indian, indians, indigenous, male, man, maya, mayan, men, mexican, mexico, monochrome, native, north, olmec, olmecs, organ, organs, people, person, religion, religious, removal, removed, removing, ritual, ritualistic, sacrifice, sacrificial, sacrificing, white