Well, the western Ghubar Arabs' main contribution was to make the longer line diagonal rather than straight, though they showed some tendencies to making the character more rectilinear.
7 is my favourite lucky number! Neat! Have you heard of how the Hindus wrote the number 7? It was more like an upside-down J. Really? What other cultures have history with the letter?
The western Ghubar Arabs' main contribution was to make the longer line diagonal rather than straight, though they showed some tendencies to making the character more rectilinear.