Stone toolmaking difficulty and the evolution of hominin technological skills | Scientific Reports
Human evolution - Tool Design, Refinements, Technology | Britannica
Lucy, Australopithecus afarensis
Human Evolution - Tools - The Australian Museum
Oldowan - Wikipedia
Tools from China are oldest hint of human lineage outside Africa
SF Scientist Discovers Earliest Tool Use by Human Ancestors | KQED
From sticks to stones: getting a grip on the human genus
Australopithecus and Homo habilis | Sutori
Oldest Use of Stone Tools? | The Smithsonian Institution's Human Origins Program
Was Australopithecus afarensis able to make the Lomekwian stone tools? Towards a realistic biomechanical simulation of hand force capability in fossil hominins and new insights on the role of the fifth digit -
Photos: Early human ancestor remains | CNN Business
OLDEST STONE TOOLS AND WHO USED THEM | Facts and Details
Study: Three-million-year-old ancestor had human-like hands | Al Arabiya English
Australopithecus garhi - Wikipedia
Lucy's Kin Used Stone Tools and Ate Meat, Scientists Say - The New York Times
Human ancestors carved meat with stone tools almost a million years earlier than expected
Scientists Discover Oldest Evidence of Stone Tool Use and Meat-Eating Among Human Ancestors | California Academy of Sciences
Early hominin Paranthropus may have used Oldowan stone tools | New Scientist
Did more than one ancient human relative use early stone tools? | Science | AAAS
Australopithecus afarensis, Lucy's species | Natural History Museum