No.	Title	Date
1	Index catalogue and notes to Allen collection (MS 279888-1a)
2	General Correspondence (PP MS 20-1a)
3	Correspondence with publishers (PP MS 20-1c)
4	Correspondence with Prins and Nabhany (PP MS 20-1e)
5	Correspondence with Leo Von Kessel (PP MS 20-1d)
6	Correspondence with Sh. Nabhany (PP MS 20-1b)
7	Desturi za Waswahili (PP MS 20-4a)
8	Story of the old Kerebe: traditional customs and mores (PP MS 20-7a)
9	Technical Swahili Word Lists (PP MS 20-5a)
10	Miscellaneous published books (PP MS 20-6a)
11	Swahili language material and list of authors (PP MS 20-8a)
12	Busaidi rulers of Zanzibar and the Shaykhs of East Africa (PP MS 20-2a)
13	Correspondence with Abdulaziz Y. Lodhi (PP MS 20-1g)
14	Correspondence with Ali Ahmed (PP MS 20-1f)
15	Correspondence with Father A M Jones (PP MS 20-1h)
16	Correspondence with Jan Knappert (PP MS 20-1k)
17	Swahili teaching-Report and Survey (PP MS 42. SL/42-SL/48)
18	Oral history and Swahili as a National language (PP MS 42. S/49-S/51)