AE falus of Mahmud II (1510-1531), error date 911 AH, Malwa Sultanate, India (M1

Description

Legends on both sides:
Mahmud Shah al-khalji bin Nasir Shah // al-Sultan bin al-Sultan.
Error dated 911 (probably an error for 922 AH (1516 AD)). 17mmx16mm, 8.21 grams. "The coins of the Indian Sultanates" M-172.
On Oct 26, 2022 at 08:41:52 PDT, seller added the following information: