Your search for "rif" revealed the following:
Fath al Shukur fi Ma'rifat A'yan 'Ulama' al Takrur, hard cover
$ 25.20Biographies of eminent scholars from Mauritania and the western Sahara. Luxury binding.
Al-shifa bi ta'rif huquq al-mustafa, hard cover
$ 19.95Al-Qadi 'Ayyad's famous book on the Prophet's sira and virtues.
Muntaha Al-Sayl Al-Jarif min Tanaqudat Mushtaha Al-Kharif (hard cover)
$ 23.10In defense of the Tijani tariqa
Musamarat al Zarif bi Husn al Ta'rif, 3 vol.
$ 81.90Biographies of the 'ulama in Tunisia. Edited by Muhammad al Shadhili al Nifer
Al-sultan al-sharif, 2013
$ 23.10Religious and political roots of the Makhzan institution in Morocco (Sa'di dynasty)
Al-ta'rif biman dhukira fi al-muwatta' التعريف بمن ذكر في الموطأ من النساء و الرجال
$ 58.80Biographies of those mentioned in Malik's muwatta', men and women. Three volumes.
Mir'at al ta'rif bi fadli al 'ilm al sharif مــرآة التعريف بفضـل العلم الشـريف
$ 16.80Published from manuscript for first time. This is a summary of Ahmad Baba's Tuhfat al fudala.
Al ta'rif wa al i'lam bi fadhilat al khutut wa al aqlam التعريف والإعلام بفضيلة الخطوط والأقلام
$ 18.90Manual of Arabic calligraphy according to the Maghribi tradition.