One fragment with single face slightly curved.
From Nubia (Sudan) Gebel Barkal, B501 V 7 to VII 7 debris. 1920: excavated by the Harvard University-Museum of Fine Arts Expedition; assigned to the MFA by the government of Sudan.
Harvard University—Boston Museum of Fine Arts Expedition
Egyptian, New Kingdom, Dynasty 18 reign of Amenhotep III (?), 1390–1352 B.C.