Note 12 — Chapter XIV
Moreby Acklom translation
Faint branching marks, which occur on flints which have been worked by men of prehistoric times. These designs are due to the long-continued oxidisation of the iron and manganese in the stone.
Moreby Acklom translation
Faint branching marks, which occur on flints which have been worked by men of prehistoric times. These designs are due to the long-continued oxidisation of the iron and manganese in the stone.