1. Ghazwat Būbā Yero.

MS: Kaduna (NA), E/AR17/1.

2. Taʾrīkh Ghumbē.

MS: Jos, uncat. (copy in Ibadan (UL), 500M11).

3. Tabyīn amr Būbā Yero maʿa ʿummālihi wa-aṣḥābihi.

See H.F.C. Smith (1962), 336; Aliyu (1974), 783. Cf. “History of Buba Yero” by Yaʿqūb b. Khalīl (see Ch. 9).

MS: Zaria, 171/3.

4. Low (1972), 358, says he possesses a copies of the following:

i) “A History of the Gombe Emirs” by Babagoro ɗan Sarkin Gombe Abubakar, Chiroma of Gombe.

ii) “A History of Nafaɗa District, Gombe Emirate” by Saleh Jibril (Salihu Bajoga).

iii) “A History of Akko District, Gombe Emirate” by Salihu…