رِسَاَلة فِي تَعْليمِ الْعَمَلِ بعِلْمِ الْحَرْفِ

Licence: Attribution 4.0 International (CC BY 4.0)

Credit: رِسَاَلة فِي تَعْليمِ الْعَمَلِ بعِلْمِ الْحَرْفِ . Source: Wellcome Collection.