Note 221 — Chapter IV · THE PROTO-CHALCITIC OR COPPER AGE OF WEAPONS.

Gold was shown by yellow, and silver by white. Dr. Evans (Bronze, &c. p. 7) suggests that the round blue bar used by butchers (Wilkinson, iii. 247) was not of steel; but his reasons are peculiarly unsatisfactory. The file is a common implement amongst savages, doubtless derived from the practice of cross-hatching wooden grips and handles. Mr. A. H. Rhind (Thebes, &c.) attributes little weight to the diversity of colours employed by ancient Egyptians to depict metallic objects, and he finds red and green confused.