TY  - GEN
AU  - Leakey,L.S.B
TI  - Working stone, bone, and wood
KW  - Préhistoire
KW  - Technique
KW  - Fabrication
KW  - Artefact
KW  - Os
KW  - Pierre
KW  - Bois
N1  - <Donation Engel>
ER  -