PLATE I.
Figure 3. —Middle Nubian man's skull (101 : 106).
Figure 4. —Middle Nubian man's skull (101 :219).
[On a slightly larger scale than the other three figures.1
Figure 3. —Middle Nubian man's skull (101 : 106).
Figure 4. —Middle Nubian man's skull (101 :219).
[On a slightly larger scale than the other three figures.1