Here are some images of old photographs of communities wearing braided hairstyles with internal cornrows, from different eras, ethnic traditions, cultures.

Some photographs, originally in black and white, have been partially or entirely colourized by the graphic designer AGOBO.

Braids defined as "internal" are cornrows or flat braids in which the crossings of the hair strands are barely visible in relief on the top of the final braid.
The braid simply has a domed or very flat appearance , depending on how tightly the braid is woven.

Conversely, an "external" cornrow clearly reveals the strands of hair that intertwine on the surface:
The structure of the braid is then more visible and more defined .

STATEN